Here’s a new one on turning against your former wet-nurse. Huddle was once a Microsoft BizSpark One company. But it’s business collaboration platform now competes with Microsoft’s Sharepoint. Indeed, there are rumours that UK-based Huddle (which now has a large SF office) was once yanked off stage at Mix ‘O6 at the last minute because someone realised the potential controversy. No stranger to controversy, Huddle also recently managed to convince Google to change it’s Google+ feature called Huddle. Now Huddle is back to harass its alma mater.