diff --git a/NEWS.md b/NEWS.md
index aba3e6fa..f94d84f9 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,6 +1,6 @@
 # rdev 1.11.4
 
-* Minor updates
+* Updated "Introduction to rdev" vignette, `vignette("rdev")`
 
 # rdev 1.11.3
 
diff --git a/vignettes/rdev.Rmd b/vignettes/rdev.Rmd
index 5d9c9d7f..7d71504a 100644
--- a/vignettes/rdev.Rmd
+++ b/vignettes/rdev.Rmd
@@ -14,8 +14,6 @@ knitr::opts_chunk$set(
 )
 ```
 
-<!-- # TODO: update setup-r script docs, mention positron, review all docs -->
-
 ## Overview
 
 rdev supports my personal workflow, including creation of both traditional R packages and R Analysis
@@ -47,13 +45,12 @@ brew tap r-lib/rig
 brew install --cask rig
 ```
 
-Then install desired versions of R. The following installs R 3.4 through 4.3 on Intel based macs
-(as of 2023-11-13):
+Then install desired versions of R. The following installs R 3.6 through 4.4 on ARM based macs
+(as of 2024-09-03):
 
 ```sh
-rig install oldrel/6 --without-pak
-rig install oldrel/5 --without-pak
-rig install oldrel/4 --without-pak
+rig install oldrel/5 --without-pak --arch x86_64
+rig install oldrel/4 --without-pak --arch x86_64
 rig install oldrel/3 --without-pak
 rig install oldrel/2 --without-pak
 rig install oldrel/1 --without-pak
@@ -62,8 +59,14 @@ rig install release --without-pak
 rig default release
 ```
 
-I don't use [pak](https://pak.r-lib.org), which rig installs by default, as it is not yet fully
-[supported](https://github.com/rstudio/renv/issues/1210) by renv.
+Note that:
+
+1. I don't use [pak](https://pak.r-lib.org), which rig installs by default, as it is not yet fully
+   [supported](https://github.com/rstudio/renv/issues/1210) by renv.
+1. The oldest version of R I install is 3.6, since RStudio now requires R 3.6 or newer (as of
+   version [2024.04.00](https://docs.posit.co/ide/news/#rstudio-2024.04.0))
+1. Since there was no ARM binary release for R 3.6 (`oldrel/5`) or R 4.0 (`oldrel/4`), I install the
+   Intel binaries and run them with [Rosetta 2](https://support.apple.com/en-us/102527).
 
 ### Development Tools
 
@@ -72,6 +75,10 @@ IDE for R development and integrates with many R packages, although it sometimes
 GitHub and the command line for Git, and occasionally Visual Studio Code (which has better support
 for markdown) and Vim (which is faster for some types of edits).
 
+Posit is developing a next-generation IDE based on Visual Studio Code,
+[Positron](https://github.com/posit-dev/positron). While I've tried using Positron, I've found that
+it's still too new to replace RStudio for my development.
+
 RStudio, the GitHub desktop client, and Visual Studio Code are easily installed using Homebrew:
 
 ```sh
@@ -100,11 +107,11 @@ Library. A streamlined version of that script is included below.
 
 ```sh
 # fix rig permissions
-sudo chown -R `whoami`:admin /Library/Frameworks/R.framework/Versions/*/Resources/library
+sudo chown -R "$(whoami)":admin /Library/Frameworks/R.framework/Versions/*/Resources/library
 
-RVERSION=`Rscript -e 'cat(as.character(getRversion()[1,1:2]))'`
-USERLIB="$HOME/Library/R/`uname -m`/${RVERSION}/library"
-DEVPKG='c("renv", "styler", "lintr", "miniUI", "markdown", "rmarkdown", "devtools", "pkgdown", "available", "languageserver")'
+RVERSION="$(Rscript -e 'cat(as.character(getRversion()[1,1:2]))')"
+USERLIB="$HOME/Library/R/$(uname -m)/${RVERSION}/library"
+DEVPKG='c("renv", "styler", "lintr", "miniUI", "languageserver", "rmarkdown", "devtools", "available")'
 GITPKG='c("jabenninghoff/rdev")'
 
 if [ ! -d "${USERLIB}" ]