Originally Posted by Dapigill
I have not tested this on HTC Hero, but I used it on my iPhone and it worked nicely! If you have any problems, tell me, I will try to help out
Unfortunately, Hero can not connect to ad-hoc wifi networks. Word from google several months ago was that they're working on adding this support, maybe it is in Android 2.0 or 2.1, I didn't check.
My guess, though, would be that it's not even in 2.1.