On 3-feb-1976 letter, Bill Gates wrote about hourly-salary $2/hour, we have to shift from monthly-salary to hourly-salary working-style - http://en.wikipedia.org/wiki/Open_Letter_to_Hobbyists

"who can afford to do professional work for nothing?" - Bill Gates said in 1976 about software-copyright, Saving/Healing the world is about offering freely professional work for nothing - http://en.wikipedia.org/wiki/Open_Letter_to_Hobbyists