Scott's been doing some good work related to timekeeping and timeouts and intervals in #openbsd, all over the system.
From detecting useless arguments in uvm macros to making everybody's favorite terminal locker actually secure by default.
https://marc.info/?l=openbsd-cvs&m=156349366504205&w=2
https://marc.info/?l=openbsd-cvs&m=156356115220869&w=2
one honk maybe more