A blanket follow-up "are you sure this is the best way to do it?"

Frequently returns, "Oh, you are absolutely correct, let me redo this part better."

You should start a new session for the code review to make sure the context window is not polluted with the work on implementation itself.

At the end of the day it’s an autocomplete. So if you ask “are you sure?” then “oh, actually” is a statistically likely completion.