I remember that quote from Bloomberg. Here's a great response to that quote:
"This is a man that has built a cornerstone of his career on gun control legislation. He has headed and commissioned panels on guns. He runs a whole group of pro-gun-control mayors. This is an issue he has supposedly been devoted to for a long time.
He doesn’t know how guns operate. He doesn’t understand basic terminology. He doesn’t know what an “assault weapon” is, even though he supposedly was involved in drafting legislation. How is this possible? And how is it possible that we who actually understand the topic are supposed to cede to his judgment on it?"
From this article; one of the best gun control articles I've read: