Only because it was implemented shitily. They just removed 1 in every n points, but kept the same time intervals, so suddenly you went a whole lot faster for a period that used to cover two time periods. Easy to spot from the speed graphs as you say.
I'm tempted to implement it properly, stick it on a new site with some adverts and profit. (But including a separate stroke of evil genius.)
Only because it was implemented shitily. They just removed 1 in every n points, but kept the same time intervals, so suddenly you went a whole lot faster for a period that used to cover two time periods. Easy to spot from the speed graphs as you say.
I'm tempted to implement it properly, stick it on a new site with some adverts and profit. (But including a separate stroke of evil genius.)