Originally posted by iTim:[..]
Ahem, how did you go above 140 characters?
Yeah, hashtags are often misused. Not even relevant really since standard words contribute to discussions and trending topics. They're good for a quick search though. If I see someone tag #F1 or something, I like to click through and see what other people are saying.
I hacked Twitter...

Yeah, I don't mind them if they are used appropriately. #F1 is a perfect example actually.