Sat, 24 Jul 2021 17:06:50 +0200 more robust;
wenzelm [Sat, 24 Jul 2021 17:06:50 +0200] rev 74058
more robust;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 tip