Mon, 06 Apr 2020 12:36:00 +0200 wenzelm tuned;
Mon, 06 Apr 2020 12:28:44 +0200 wenzelm misc tuning and clarification;
Sun, 05 Apr 2020 22:08:52 +0200 wenzelm more general interrupt_handler, with some cascading;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 tip