diff --git a/README.md b/README.md
index 9a3b95f..da52403 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ more (easily accessible) thumb keys. There are so many candidates
   - use only 1U key caps to minimise size and because stabilisers are annoying
   - author a single "master" PCB and use a python script to generate the 3
       layers of the sandwich case. Makes life much easier to keep them all in
-      sync.
+      sync. (See further down for more info)
   - support 5-pin/PCB mount switches
 
 ## Gerbers
@@ -99,6 +99,9 @@ Now you can regenerate the PCBs with:
 python ./generate_pcbs.py
 ```
 
+Normally keeping generated things in source control is not a good idea but in
+the interest of keeping things easy, we include the generated PCBs.
+
 
 # Generating gerbers
 Using KiCad 5.1.4, here's the settings to generate gerbers.
diff --git a/render-pcb.png b/render-pcb.png
index e393e14..0adea77 100644
Binary files a/render-pcb.png and b/render-pcb.png differ