Wave goodbye (sorry, we couldn't resist) to Google's "community collaboration" tool. In a post on Google's official blog, Senior VP of Operations Urs Hölzle has announced there are "[no] plans to continue developing Wave as standalone product." Blame it on a lower-than-desired user adoption rate, he says, all the while praising the learning experience and innovative tools it fostered. The site will reportedly be maintained "at least through the end of the year," with no promises beyond that, and tools will be eventually released "so that users can easily 'liberate' thei