And... once the ones in demo start up and are finished, it will be the 17th tallest. Assuming just the ones that are in demo finish and time remains frozen.
Very possible that it may be the 20th tallest when more supertalls rise out of the fabric of time.
I expect peoples reactions to this statistic to go like this:
Or at least the state of catatonia that will result after a helicopter tour in 2020.