Hi, Both are OK. Hopefully, I won't look like an idiot when I'm done Refers to something I will do in the future. Hopefully, I don't look like an idiot when I'm done Refers to something I do 'as a habit', eg 'every day'.
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Clive Hi,But this context does not imply a habit. It's talking about the future ie. when I'm done. It's not the same as habitual/general "I look like an idiot when I do that".
Hopefully, I don't look like an idiot when I'm done Refers to something I do 'as a habit', eg 'every day'.