diff --git a/README.md b/README.md
index d3513c8..369684d 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,9 @@
 
 [![Downloads total](https://img.shields.io/packagist/dt/tomasvotruba/phpstan-bodyscan.svg?style=flat-square)](https://packagist.org/packages/tomasvotruba/phpstan-bodyscan/stats)
 
-Do you want to get quick glimpse of new project code quality?
+* Do you want to get quick glimpse of new project code quality?
+* Do you want to know, what PHPStan level is the best for your project?
+* Do you want to know, how much errors you're facing per level to see how hard it will be to reach them?
 
 Get error count for each PHPStan level!
 
@@ -10,7 +12,10 @@ Get error count for each PHPStan level!
 
 ## How does it work?
 
-First, we look into the project root for `phpstan.neon` file. If found, we reuse its `parameters > paths` configuration. If not, we look for defaults source code paths like `/src`, `/app`, `/tests`, etc.
+First, we look into the project root for `phpstan.neon` file.
+
+* If found, we reuse it.
+* If not, we look for defaults source code paths like `/src`, `/app`, `/tests`, etc.
 
 Then we run PHPStan for each level from 0 to 8. We count errors and display them in a table.
 
@@ -53,6 +58,15 @@ To get errors count per level:
 
 <br>
 
+## Do you want to run levels without extensions?
+
+```bash
+vendor/bin/phpstan-bodyscan --bare
+```
+
+<br>
+
+
 ## Do you need a JSON format?
 
 We got you covered:
diff --git a/ecs.php b/ecs.php
index d2e270f..54010c0 100644
--- a/ecs.php
+++ b/ecs.php
@@ -1,17 +1,12 @@
 <?php
 
 declare(strict_types=1);
-use Symplify\CodingStandard\Fixer\LineLength\LineLengthFixer;
 
+use Symplify\CodingStandard\Fixer\LineLength\LineLengthFixer;
 use Symplify\EasyCodingStandard\Config\ECSConfig;
 
 return ECSConfig::configure()
-    ->withPaths([
-        __DIR__ . '/bin',
-        __DIR__ . '/src',
-        __DIR__ . '/tests',
-    ])
-    ->withRules([
-        LineLengthFixer::class,
-    ])
+    ->withPaths([__DIR__ . '/bin', __DIR__ . '/src', __DIR__ . '/tests'])
+    ->withRootFiles()
+    ->withRules([LineLengthFixer::class])
     ->withPreparedSets(psr12: true, common: true, symplify: true);
diff --git a/phpstan-bodyscan.neon b/phpstan-bodyscan.neon
new file mode 100644
index 0000000..4bd6713
--- /dev/null
+++ b/phpstan-bodyscan.neon
@@ -0,0 +1,29 @@
+includes:
+    - vendor/symplify/phpstan-rules/config/code-complexity-rules.neon
+    - vendor/symplify/phpstan-rules/config/collector-rules.neon
+    - vendor/symplify/phpstan-rules/config/naming-rules.neon
+    - vendor/symplify/phpstan-rules/config/regex-rules.neon
+    - vendor/symplify/phpstan-rules/config/static-rules.neon
+
+parameters:
+    level: 8
+    excludePaths:
+        - */Fixture/*
+
+    paths:
+        - bin
+        - src
+        - tests
+
+    unused_public:
+        methods: true
+        constants: true
+        properties: true
+
+    type_coverage:
+        param: 99
+        property: 99
+        return: 99
+        declare: 99
+
+    reportUnmatchedIgnoredErrors: false
diff --git a/rector.php b/rector.php
index e677893..e874621 100644
--- a/rector.php
+++ b/rector.php
@@ -5,13 +5,15 @@
 use Rector\Config\RectorConfig;
 
 return RectorConfig::configure()
-    ->withPaths([
-        __DIR__ . '/bin',
-        __DIR__ . '/src',
-        __DIR__ . '/tests',
-    ])
+    ->withPaths([__DIR__ . '/bin', __DIR__ . '/src', __DIR__ . '/tests'])
     ->withPreparedSets(
-        deadCode: true, naming: true, privatization: true, earlyReturn: true, codeQuality: true, codingStyle: true, typeDeclarations: true
+        deadCode: true,
+        naming: true,
+        privatization: true,
+        earlyReturn: true,
+        codeQuality: true,
+        codingStyle: true,
+        typeDeclarations: true
     )
     ->withPhpSets()
     ->withRootFiles()
diff --git a/src/Command/RunCommand.php b/src/Command/RunCommand.php
index 95dc9ca..38ed0ea 100644
--- a/src/Command/RunCommand.php
+++ b/src/Command/RunCommand.php
@@ -7,6 +7,7 @@
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\ConsoleOutput;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Style\SymfonyStyle;
 use TomasVotruba\PHPStanBodyscan\Logger;
@@ -22,6 +23,11 @@
 
 final class RunCommand extends Command
 {
+    /**
+     * @var array<int, string>
+     */
+    private const DOT_STATES = ['   ', '.  ', '.. ', '...', '....', '.....'];
+
     public function __construct(
         private readonly SymfonyStyle $symfonyStyle,
         private readonly AnalyseProcessFactory $analyseProcessFactory,
@@ -51,9 +57,12 @@ protected function configure(): void
             InputOption::VALUE_NONE,
             'Without any extensions, without ignores, without baselines, just pure PHPStan'
         );
+
+        // @todo nobaseline - without ignores and baseline files
     }
 
     /**
+     * @param ConsoleOutput $output
      * @return Command::*
      */
     protected function execute(InputInterface $input, OutputInterface $output): int
@@ -61,7 +70,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
         /** @var string $projectDirectory */
         $projectDirectory = getcwd();
 
-        $minPhpStanLevel = (int) $input->getOption('min-level');
+        $minPhpStanLevel = $input->getOption('min-level');
         $maxPhpStanLevel = (int) $input->getOption('max-level');
         Assert::lessThanEq($minPhpStanLevel, $maxPhpStanLevel);
 
@@ -77,8 +86,8 @@ protected function execute(InputInterface $input, OutputInterface $output): int
 
         // 1. prepare empty phpstan config
         // no baselines, ignores etc. etc :)
-        $phpstanConfiguration = $this->phpStanConfigFactory->create($projectDirectory, $isBare);
-        file_put_contents($projectDirectory . '/phpstan-bodyscan.neon', $phpstanConfiguration);
+        $phpstanConfig = $this->phpStanConfigFactory->create($projectDirectory, [], $isBare);
+        file_put_contents($projectDirectory . '/phpstan-bodyscan.neon', $phpstanConfig->getFileContents());
 
         $levelResults = [];
 
@@ -94,21 +103,28 @@ protected function execute(InputInterface $input, OutputInterface $output): int
 
         // 2. measure phpstan levels
         for ($phpStanLevel = $minPhpStanLevel; $phpStanLevel <= $maxPhpStanLevel; ++$phpStanLevel) {
-            $this->symfonyStyle->section(sprintf('Running PHPStan level %d %s', $phpStanLevel, $withExtensions ?
-                'with extensions' : 'without extensions'));
+            $infoMessage = '<info>' . sprintf('Running PHPStan level %d%s', $phpStanLevel, $isBare ?
+                    ' without extensions' : '') . '</info>';
+
+            $section = $output->section();
+
+            for ($i = 0; $i < 20; $i++) {
+                $stateIndex = $i % count(self::DOT_STATES);
+                $section->overwrite($infoMessage . ': ' . self::DOT_STATES[$stateIndex]);
+                usleep(700_000);
+            }
 
             $levelResult = $this->measureErrorCountInLevel($phpStanLevel, $projectDirectory, $envVariables);
             $levelResults[] = $levelResult;
 
-            $this->symfonyStyle->writeln(sprintf(' * <info>Found %d errors</info>', $levelResult->getErrorCount()));
-            $this->symfonyStyle->newLine();
+            $section->overwrite(sprintf($infoMessage . ': found %d errors', $levelResult->getErrorCount()));
         }
 
-        if ($withExtensions === false) {
+        if ($isBare) {
+            // restore PHPStan extension file
             $this->symfonyStyle->writeln('Restoring PHPStan extensions...');
             $this->symfonyStyle->newLine();
 
-            // restore PHPStan extension file
             $phpstanExtensionFile = $projectDirectory . '/vendor/phpstan/extension-installer/src/GeneratedConfig.php';
             rename($phpstanExtensionFile . '.bak', $phpstanExtensionFile);
         }
diff --git a/src/PHPStanConfigFactory.php b/src/PHPStanConfigFactory.php
index 2cc75a3..a2bcf15 100644
--- a/src/PHPStanConfigFactory.php
+++ b/src/PHPStanConfigFactory.php
@@ -20,7 +20,7 @@ final class PHPStanConfigFactory
     /**
      * @var string[]
      */
-    private const PHPSTAN_FILE_NAMES = ['phpstan.neon', 'phpstan.neon.dist', 'phpstan.php', 'phpstan.php.dist'];
+    private const PHPSTAN_FILE_NAMES = ['phpstan.neon', 'phpstan.neon.dist'];
 
     /**
      * @param array<string, mixed[]> $extraConfiguration
@@ -28,7 +28,7 @@ final class PHPStanConfigFactory
     public function create(string $projectDirectory, array $extraConfiguration = [], bool $bare = false): PHPStanConfig
     {
         $existingPHPStanFile = null;
-        $phpstanFileName = null;
+
         foreach (self::PHPSTAN_FILE_NAMES as $phpstanFileName) {
             if (file_exists($projectDirectory . '/' . $phpstanFileName)) {
                 $existingPHPStanFile = $projectDirectory . '/' . $phpstanFileName;
@@ -39,20 +39,26 @@ public function create(string $projectDirectory, array $extraConfiguration = [],
         // no config found? we have to create it
         if ($existingPHPStanFile === null) {
             $phpstanConfiguration = $this->createBasicPHPStanConfiguration($projectDirectory);
-            $phpstanNeon = $this->dumpToNeon($phpstanConfiguration);
-            return new PHPStanConfig($phpstanNeon, null);
+            $phpStanNeonContents = $this->dumpNeonToString($phpstanConfiguration);
+            return new PHPStanConfig($phpStanNeonContents);
         }
 
         // keep original setup
         if ($bare === false) {
-            return new PHPStanConfig(file_get_contents($existingPHPStanFile), $phpstanFileName);
+            $phpStanNeonContents = $this->loadFileAndMergeParameters($existingPHPStanFile, [
+                'parameters' => [
+                    // disable ignored error reporting, to make no fatal errors
+                    'reportUnmatchedIgnoredErrors' => false,
+                ],
+            ]);
+            return new PHPStanConfig($phpStanNeonContents);
         }
 
         $phpstanConfiguration = $this->createBarePHPStanConfiguration($existingPHPStanFile);
         $phpstanConfiguration = array_merge_recursive($phpstanConfiguration, $extraConfiguration);
 
-        $phpstanNeon = $this->dumpToNeon($phpstanConfiguration);
-        return new PHPStanConfig($phpstanNeon, $phpstanFileName);
+        $phpstanNeon = $this->dumpNeonToString($phpstanConfiguration);
+        return new PHPStanConfig($phpstanNeon);
     }
 
     /**
@@ -93,7 +99,21 @@ private function createBasicPHPStanConfiguration(string $projectDirectory): arra
         ];
     }
 
-    private function dumpToNeon(array $phpstanConfiguration): string
+    /**
+     * @param array<string, mixed> $extraContents
+     */
+    private function loadFileAndMergeParameters(string $existingPHPStanFile, array $extraContents): string
+    {
+        $neon = Neon::decodeFile($existingPHPStanFile);
+        $neon = array_merge_recursive($neon, $extraContents);
+
+        return $this->dumpNeonToString($neon);
+    }
+
+    /**
+     * @param array<string, mixed> $phpstanConfiguration
+     */
+    private function dumpNeonToString(array $phpstanConfiguration): string
     {
         $encodedNeon = Neon::encode($phpstanConfiguration, true, '    ');
         return trim($encodedNeon) . PHP_EOL;
diff --git a/src/ValueObject/PHPStanConfig.php b/src/ValueObject/PHPStanConfig.php
index d289fbd..bfbdc13 100644
--- a/src/ValueObject/PHPStanConfig.php
+++ b/src/ValueObject/PHPStanConfig.php
@@ -8,7 +8,6 @@
 {
     public function __construct(
         private string $fileContents,
-        private ?string $originalFileName
     ) {
     }
 
@@ -16,9 +15,4 @@ public function getFileContents(): string
     {
         return $this->fileContents;
     }
-
-    public function getOriginalFileName(): ?string
-    {
-        return $this->originalFileName;
-    }
 }
diff --git a/tests/PHPStanConfigFactory/Fixture/expected-some-project-phpstan.neon b/tests/PHPStanConfigFactory/Fixture/expected-some-project-phpstan.neon
index 9d5c032..57a429d 100644
--- a/tests/PHPStanConfigFactory/Fixture/expected-some-project-phpstan.neon
+++ b/tests/PHPStanConfigFactory/Fixture/expected-some-project-phpstan.neon
@@ -5,3 +5,5 @@ parameters:
 
     excludePaths:
         - src/SomeOther
+
+    reportUnmatchedIgnoredErrors: false
diff --git a/tests/PHPStanConfigFactory/PHPStanConfigFactoryTest.php b/tests/PHPStanConfigFactory/PHPStanConfigFactoryTest.php
index f0a5dbc..a34595f 100644
--- a/tests/PHPStanConfigFactory/PHPStanConfigFactoryTest.php
+++ b/tests/PHPStanConfigFactory/PHPStanConfigFactoryTest.php
@@ -21,9 +21,8 @@ protected function setUp(): void
     #[DataProvider('provideData')]
     public function test(string $projectDirectory, string $expectedPHPStanConfigFile): void
     {
-        $phpstanNeon = $this->phpStanConfigFactory->create($projectDirectory);
-
-        $this->assertStringEqualsFile($expectedPHPStanConfigFile, $phpstanNeon->getFileContents());
+        $phpStanConfig = $this->phpStanConfigFactory->create($projectDirectory);
+        $this->assertStringEqualsFile($expectedPHPStanConfigFile, $phpStanConfig->getFileContents());
     }
 
     public static function provideData(): Iterator