Mike Bloomberg made it very clear he was going so spend his fortune on causes her cares about, promising to bounce the check to the undertaker. With a net worth of aorund $30 billion, that gives him quite a bit of money to spend. With that as a backdrop, we now have news that Bloomberg gave $2.5 million to Senate Majority PAC which is formed to help Senate Democrats keep their majority. This is a serious commitment and signals that Bloomberg will be very active in this and upcming election cycles, giving the Democrats a powerful money source to counter the millions being spent by the Koch brothers and Sheldon Adelson.