Because Senator Schumer thinks people need to be told by the Consumer Protection Agency not to swallow the bristles of metal grill brushes . . . .
And because Mayor Bloomberg thinks people want to drink a lot of soda aren't smart enough to order two small ones if he makes the big ones illegal. . . .
Or even because the Bureau of Alcohol Tobacco and Firearms is arresting hot college coeds who blow up toilets in the woods. . . .
What is sadly predictable is that within the next few hours at least one commenter here will explain to us in defiantly paternalistic tones exactly why any or all of the above are absolutely necessary and only kooks like us Libertarians would not realize that.