great links, thanks. http://www.quora.com/What-are-best-practices-for-building-something-like-a-News-Feed http://www.quora.com/What-are-best-practices-for-buil

great links, thanks. http://www.quora.com/What-are-best-practices-for-building-something-like-a-News-Feed http://www.quora.com/What-are-best-practices-for-building-so... has some more ...