The whole C64 scene are shaking their head in disbelief. The CPU couldn't care less about "easy readability" (whatever that even means) of your code. Ever heard

The whole C64 scene are shaking their head in disbelief. The CPU couldn't care less about "easy readability" (whatever that even means) of your code. Ever heard of self-writing / self-modifying code? Probably an extreme example, and it can be used both ways - for performance reasons (unroll those loops!) or for abstraction (macros are your friend!).