Yes, it’s IS what it sounds like. Diecast (Hot Wheels) model racing.
It’s a hoot – more fun than it sounds. As Rob Belcourt says ‘more fun than looking at the V8 Supercars’
Go on, overcome your skepticism and have a squiz.
This is the first round. Others are lined up by Youtube at the end of each.
Credit to Rob Belcourt for finding this