diff --git a/ergogen/config.yaml b/ergogen/config.yaml
index a2205a4..d7d3194 100644
--- a/ergogen/config.yaml
+++ b/ergogen/config.yaml
@@ -121,6 +121,7 @@ outlines:
     - what: rectangle
       where: pad_three_one
       size: [ 100, 100 ]
+      # TODO move switches a bit to the top (more margin at the bottom to fit the diodes)
       adjust.shift: [ 0, 50 - 0.5cx ]
       fillet: 4
 
@@ -172,6 +173,7 @@ pcbs:
           to: "{{colrow}}"
 
       # TODO: Check if the position of the rotary encoder fits with the controller board
+      #  -> probably remove the mounting pads at the sides?
       rotary_encoder:
         what: rotary
         where: is_rotary_encoder
@@ -188,6 +190,7 @@ pcbs:
         what: diode_smd
         where: is_key
         # TODO: Is this a good position? Might be a bit too close to the hotswap sockets...
+        #  -> rotate and move a bit
         adjust:
           shift: [ -8.28, -8.5 ]
           rotate: 90
@@ -219,6 +222,7 @@ pcbs:
         adjust.rotate: 180
 
       # TODO: Decoupling capacitors for the LEDs?
+      #  -> put next to chip, between VCC and GND lines, route data line *through* the capacitor pads
 
       controller:
         what: promicro_modified