lukestein’s Twitter Archive—№ 1,340

“All times are UTC, although the incomplete transition from the rubidium to the cesium standard for atomic clocks mean that the times in the late 1960s can’t be determined as precisely as more recent Super Bowls.” slate.com/culture/2019/02/time-super-bowl-kickoff-past-time-machine-boats-current-ceaselessly-back.html