Shorter Megan McArdle: There is nothing more irritating than trying to get information from people who don't know what they're talking about and keep giving you bad information. UPDATE: My earlier information was bad.
More Megan McArdle: Since increases in health care costs are due to inflation, we don't need to worry about rising health care expenses in the future, when inevitable economic growth means we shall all be richer than we are now.
Wrong on the reason for health care cost increases, wrong on growth, wrong on politics. If McArdle's knee is going to jerk every time Ezra Klein writes a column, she's going to be much busier than she likes.
Standing athwart history yelling stop sounds powerful, but in reality the only constant in life is change. Those standing still trying to block others will simply be left behind while everyone else moves forward.