bullet proof text by BILL POWERS photography by JACK PIERSON At the inaugural show of the new New Museum on the Bowery, Nate Lowman proved — at point-blank range — that the word “bulletproof” can be a misnomer. The 28-year old artist installed three prefab bank teller windows, complete with money trays and metal speak-through grills. Then he had gun geeks he knows blow the safety glass to smithereens. For anyone who has ever had to deal with a power-starved bureaucrat at the DMV car impound lot, Lowman’s sculpture was revenge fantasy of the highest caliber. BILL POWERS — What are you working on these days? NATE LOWMAN — A wall collage of before and after pictures — a baby getting corrective head surgery, cutouts of celebrities, a 13-year old girl who becomes a meth head. Stuff like that. I’m weaving Jane Fonda through the whole thing because she’s…