Some points that weren't mentioned in the thread provided by WW...

What if I just started using LW and I didn't have any files to share? If everyone was like you, I wouldn't be able to download anything!

I could easily share 50 files by creating 50 gibberish microsoft word documents. Would you like me to congest the network with such files?

I, too, would like everyone to share, but sometimes it is better to give...