 We've got 78 degrees at DuPont Circle and in Germantown at our studios here, 78 as well. The feels like temperature is 78 degrees. Brought to you by Len the Plumber Heating and Air. Trusted same-day service, seven days a week. 921, who is the better driver, you or the high-tech systems in newer cars? That tech can keep a car in the center of its lane, navigate curves, slow the car down, and speed it up. The systems are even called partial self-driving by some, and new research is out on how safe it all is.