Every so often a building is unveiled that causes Torontoist to twitter with preteen enthusiasm: "OMGz!!! WTF is that!? That is sooooo cool!!!" The ROM Crystal is one of them, the AGO is too, and so is the building pictured to the right. That building wasn’t so much unveiled as stumbled upon by Urban Toronto Forum member current, who saw the poster and thought it seemed pretty neat. But wait just one second—where’s the......