Why didn't you respond to my original point? The article suggests that nothing much is amiss, and the author doesn't seem to feel anything further needs to be done.
And nowhere does he say that regulations aren't being enforced.
They stand to make one SH of a pile of money if they can drive it out of business.
How does that happen? Many of the companies you're talking about don't even do any business, apart from selling stock. If a company DOES have a successful business, it probably wouldn't be shorted in the first place. And if it were, the shorting would have no effect on the company's operations anyway.