Hootsuite, one of the most popular Twitter clients of all time, announced last week it raised $165 million in a round of Series B funding. The round was led by Insight Venture Partners with participation from Accel Partners and existing investor, OMERS Ventures.
For over a year developers have been asking for an API from Quora, the Q&A site that has recently exploded in popularity. The company had been waiting until there were "enough users and content on Quora." A browser extension outed the interface and now there is an officially released, but still alpha Quora API.