Originally Posted by lurker girl

I have two very close computer guy friends (one with an MBA) who disagree about computer shut-offs. One says it's o.k. to leave it on, the non-MBA says to shut it off every night. I shut it off except for 1 night, when my virus check cleans up.

What are all these pop-ups and ads you all are talking about? I haven't had one yet. ??