As far as hobbies go, this is pretty weird.
This is Jean-Yves Blondeau, a French designer who became famous for inventing the 32-wheel roller suit.
You gotta check out his YouTube channel. He's been making and racing around in these suits since the 90s. But in the last year or so he's amassed a huge following on TikTok.
Here's his first video as Rollerman from way back in 1997:
I guess when you find your passion...