One of the internet's most famous centers of information, both true and disputed, just finished a big weekend in Hong Kong. Wikipedia, the crowd-sourced internet encyclopedia, just wrapped up its annual Wikimania conference. This year's gathering featured all sorts of discussions, many about the challenges Wikipedia faces, like funding and diversity. The organization is also trying to create a friendlier, more social environment for new contributors. Plus, AOL switches strategies with its hyperlocal Patch site. And, the latest on the NSA and secure email services.