Daily Archives: February 21, 2018

Just the Infrastructure We Don’t Need

Here’s the great thing about driverless cars: They will need no new infrastructure because the people designing them are making them work with existing infrastructure. All they ask is for cities and states to fill the potholes and do other basic maintenance.

Here’s another great thing about driverless cars: Most congestion results from slow human reflexes, and simulations show that congestion will significantly decline if as few as 5 percent of vehicles on the road are driverless. So, even if you don’t have a driverless car, you will benefit from others being driverless.

So what the heck is Bexar County (San Antonio) Commissioner Kevin Wolff thinking when he proposes that the county use federal infrastructure dollars to build new interstate highway lanes open only to driverless cars? On one hand, they don’t need special lanes. On the other hand, separating them from other traffic eliminates the congestion relief benefits they can provide. Continue reading