Comment by pseudalopex

Older MacBooks activate Caps Lock instantly. Recent MacBooks activate Caps Lock after the key is held long enough.

Bugs are when systems don't work as intended. Intent you don't like isn't a bug.

Enter or return does different things in different contexts. Its most frequent functions are go to a new line or end text entry. Saying it means activate and implying activate means open is trying to find consistency where it isn't. And what it does in Finder is what it does in other text fields.

Return for rename is older than Windows 3.1. The error rate for pressing F2 is high for something so common as rename.