Hey, developer of both here. It's certainly not a light download, I understand. It's more of an effort to pull CDN requests to known unethical networks, namely Google Fonts, which are known to be used to track users between websites.

I'll be more clear about this in the future, thanks for your opinions!

Any source about the unethical bit? Their privacy section looks good

https://developers.google.com/fonts/faq#what_does_using_the_...

I still don't see how switching from Google to a VC-backed CDN startup is better for ethical purposes.

It's better, but it's still not as good as just using the browser default font.

Or just serve them yourself.