“Those who contribute to us are as selfish as anybody else. There’s rarely any charitable aspect of this.

“Their number one reason is that they are contributing so that they will get, in return, a better-functioning product. They are looking after their own business interests.

“Number two and almost equally important, is their desire to build a reputation for themselves.

“We will say publicly what they have done. So they get great recognition for being smart engineers and brilliant programmers. That gives them better job offers and it gives them a feeling of usefulness in the world. They get a lot of emotional and practical benefits.” Marten Mickos, Sr. VP, Sun Microsystems database group | Wall St. Journal, 7 July 2008