I've put [time and money]
into [the thing] and I'm
deciding whether to continue.
Ask whether I'd start it
today knowing what I know —
and hold me to the answer.

Sunk Cost Check

The only question that matters once the money is spent.

Prompt

I've already put [time, money, effort] into [the thing] and I'm deciding whether to continue. Ask me the question that matters — whether I'd start it today knowing what I know — and hold me to the answer.