It's hard to believe, but the thread is slowing down. It was way down at number 12 on the big board this morning.
It's been growing constantly for months, but the rate of expansion is way down. Perhaps perpetual growth isn't possible, just like the real world.
Perhaps somebody smart can figure out a measurement, say, posts per day. All the retired scientists that hang out here can then analyse the data and make graphs. I miss graphs.