A while ago I saw Linux kernel people[0] using Writefreely[1] so I tried it and I've been using it ever since.
It's a bit clunky, initial Docker based deployment is not straightforward, but I like it. It's using Markdown, supports ActivityPub out of the box, and has static blog feeling even though it's not.
They are not struggling with QC, they are cutting corners and trying to sell cheap parts under a big markup.
Please remember that this is the same Lenovo that had issues with installing spyware to muzzle change from their own customers.
I was 10+ years Thinkpad user, bought T480s (over 2.5k euros) that had failing keyboard. I sent it back, and after 6 weeks got the same keyboard, only the key 9 is now collapsed, and as a bonus I can not enter BIOS anymore: computer just happily reboots now.
I believe that this will be studied in schools as a lesson on good brands being destroyed for short term profits.
Canadian nuclear industry has committed to continue the use of PDP-11 until 2050. I guess they have some software there running from 70s. Here's a recent ad for PDP-11 assembly coders they're in dire need of: