Open Source Link Profits

Sourceforge, the open source hosting site, aggressively interlinking their sites.

Sorta makes it compelling to create an open source site, or some site that has a pure sounding mission, which makes people want to heavily link at it, so that you can push that link popularity through the rest of your high profit network.

Are search algorithms saying every web based businesses should start off with a strong relationship to a socially conscience 501 C 3 (or equivalent)?

Then again, even Google is paying Mozilla for making Google the default Firefox search engine, so it seems search engines MUST endorse donating to charities for search engine traffic.