The article doesn't really make clear that this is really shared carpooling (which has existed for decades), NOT driving for hire a la Uber and Lyft. The reason

The article doesn't really make clear that this is really shared carpooling (which has existed for decades), NOT driving for hire a la Uber and Lyft. The reason for the 54c/mile limit is that is the IRS standard mileage rate, so anything that and below is not considered drive-for-hire.