BeOS

Raised as a usability problem by 6 people on Hacker News over 8 years (2015–2022), in 6 threads.

People raised many different problems with BeOS, but no single problem has yet been raised by 3 people in 3 different months and threads.

Unreviewed issues were grouped by machine: Claude Haiku labelled each comment as a usability complaint, named what it's about and summed up the problem in a line, and a small model grouped similar problems. Nobody has checked them by hand. Expect mistakes.

The newest 6 complaints

Network stack buggy and had to be restarted periodically2022-10-08
Application Kit is a clunky Win32-style message pump that offers nothing better2022-09-04
Each directory opens its own window, so the many open windows are hard to navigate2020-10-15
Hidden area's activation zone is not at the screen top edge, so it is hard to hit2018-12-03
UI slows to a crawl and locks up when running real apps like office suites or browsers2017-09-04
UI stays responsive and active even when the underlying app has crashed or frozen2015-11-02