Looks like they don't accept donations, sounds like it is much harder to accept them.

https://lwn.net/Articles/828428/ https://lwn.net/Articles/1019619/

You can wait for around two weeks for the article to be free to read, if you don't want to subscribe

I just want to support. I guess they have prepaid subscriptions and I can just pay for x months a year that I think is fair. I don't read it a ton but wanted to contribute.