[vodpod id=Groupvideo.2483668&w=425&h=350&fv=%26rel%3D0%26border%3D0%26] X I saw a piece in the Journal today that blew my mind.  After everything we’ve been through since the fall of 2007, retail stockbrokers have begun to leave their turrets in big numbers this spring: From the Wall Street Journal via Barry Ritholtz: In April, more than 2,800 people registered as brokers…