[sethammons]

One of the top two or three developers I've ever known used arrows in vim.

Turns out that vim or any editor usage is only a (poor) signal and does not inform an observer on a candidate's product knowledge, arcane technical knowledge, past successful launches that a candidate has led, or helps glean any insight into the zounds of hard won battle scars in project design, system design, networking, concurrency, state management, etc.