Nope.

With giant microphones comes giant responsibility.

If he doesn't want 10 major blogs and newssites harping on his ever word, he should use an alt account.

But, of course, when he personally tweets a company or CEO and calls them evil in front of millions of people, many who do business with the company... that's a heavily irresponsible way to behave unless you're sure of what you're saying. How many tens of thousands of $$ did Notch's tweet cost them?