diff --git a/deltas.md b/deltas.md
index 3a863f7beca52773631fdf5fc9d4a4060ac0f33a..0acb30e676e5e7bc9da59d1123a177127797b386 100644
--- a/deltas.md
+++ b/deltas.md
@@ -25,6 +25,7 @@ plz add comments in the issue tracker.
 - wall wart of powering projects
 
 ## components
+- Pi 4 for everything?
 - pre-sort and label nicely
     - resistor value confusion (ex '474' = 470k, '471' = 470 ohm)
     - difficult to distinguish photodiodes, LEDs