Oh man, I already spend way too much time stressing about size & weight. This is enough toggles to let you really spend hours trying to get it perfect!
Thin weights are eyecandy, but don't forget to also decontrast the color! Nothing screams "made by a designer" like thin grey prose that, if you're lucky and they hired a professional, sits precisely at the minimum of the WCAG contrast legibility standard
You need to make sure people can’t read the actual content so that they’ll focus on the ads.
And it's quite cool (and uncommon, in my experience with variable fonts) they're adding a control for roundness