Second of two recent columns dissing twitter as a waste of time. Again, no evidence, a lot of straw arguments, and invoking the usual scary tropes and commonplaces: we aren't reading Great Works, Losing the Craft of the Thank You Note ... Comments from readers show insight.

One of two recent columns on why twitter is a waste of time - the arguments really seem that thin and puritan. It's a diversion from Real Work and Real Contact. Lots of name calling. Lots of fallacies. Little evidence.