Copying other people's stuff and giving it away isn't "sharing."
If you want to share, create your own work and give it away for free.
I would not dispute this sentiment. The problem is that there is not, in general, a bright line between "copying other people's stuff" and "creating your own work." That is the essence of pretty much all disputes about copyrights/patents.
There is a reason Star Trek had such an affect on society/industry/science. "To boldly go where no man has gone before.." That appealed directly to our species sense of adventure/curiosity.
Plus, Kirk always got the hot chicks.
Thus mathematics may be defined as the subject in which we never know what we are talking about, nor whether what we are saying is true. -- Bertrand Russell