On a positive note, they currently have a really nice Indie sale with lots of Linux titles that you can still run through Steam: https://www.humblebundle.com/store/promo/indie-hits-sale/
Thank the gods for Valve and all the other projects which made proton possible. The best thing that happened for Linux gaming in a long time I think.
This sucks, but it seems to be only about the downloadable titles in the Trove / Vault. I guess you will still be able to get the Steam keys via the web interface.
Still, as a classic subscriber that is pausing more often then not, I guess this might be the final nail in the coffin. Edit: unsubscribed.
Gaming on the GNU/Linux operating system.
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