Closely related: Bending heaven and earth to fit a bunch of functionality into 2048 bytes of code (the part costs 17 cents). A couple of weeks before shipping,

Closely related: Bending heaven and earth to fit a bunch of functionality into 2048 bytes of code (the part costs 17 cents). A couple of weeks before shipping, hardware says "The part with 4096 bytes turns out to be cheaper. Do you want to use it?" My little team of two told them no (we'd done all our testing on the older part, and God only knows what bugs we'd find in the newer one...)