The ESPN announcers actually do a decent job explaining the tech. It's a lot different from NASCAR because teams are a lot more free to innovate and try different configurations. There's a lot of subtlety to much of the tech though and the explanations are really cool.
File this under interesting info:
For now, the red cross is testing 'for free' all blood donations for Coronavirus antibodies.
So if you were curious at all, this could be a nice way to both do a good thing and get the test.
Sad news out of Michigan:
WHIO Radio: Amusement park owner falls 30 feet from roller coaster.