they were actually "false positives" (i.e., no bug that is worth the time or
complexity to fix):
-https://www.mail-archive.com/search?l=mid&q=20210125200655.e27xaaoy2belyxhw%40tallinn
+Report :https://www.mail-archive.com/search?l=mid&q=20210125200655.e27xaaoy2belyxhw%40tallinn
+
+
+Examples where an upstream issue was reported and ended up wasting time:
+
+Report : https://github.com/latex3/latex2e/issues/836
+ctests : export/templates/Obsolete/.*American_Geophysical_Union.*_(lyx22|lyx23|pdf|dvi).*
+
Examples where bugs were fixed (more quickly) because of ctests:
Report : https://www.mail-archive.com/search?l=mid&q=20220205184128.4clckanaufwmx5z4%40gary
Fix : d66c27de
-
Report : https://www.mail-archive.com/search?l=mid&q=20220206142559.rpgwki7wruhtasxp%40gary
Fix : f71f71d0