The news has been spreading like wildfire all over the web: online media, blogs, Twitter, Facebook are all buzzing about the public $ 44.6 billion bid by Microsoft to acquire all of Yahoo!’s assets (or $ 31 per share).

While everyone is wondering what to name the married couple - Mahoosoft, Microsoft!, Microhoo, Yahoosoft!, Yasoft, [fill blank] - we’re busy wondering how they’re going to integrate Microsoft’s Exchange offering with Zimbra, the open-source posterchild of web offices that was recently acquired by Yahoo! …