Change.org is getting some major support from tech billionaires to create real social movements.
LinkedIn co-founder Reid Hoffman is leading a $30 million funding round for the site in what he said in a post on LinkedIn was his largest personal impact investment to date.
Bill Gates and Y Combinator's Sam Altman are also investing in Change.org in this round, Change.org CEO Ben Rattray said in a blog post.
"As a society, we should be doing everything we can to build powerful,...