Blitz keeps a steady pace, the papers on his desk never see a day pass before they are sent out, no design leaves his office at the Department of Magic and Machinery unimproved, he's never late, knowledgeable in his field, doesn't mind long hours, in fact, most of his coworkers don't have a problem with him, except one teeny tiny eency weency thing...

There's a Earth Pony sitting at his desk

It's him