I suspect Periscope's meteoric rise has to do more with being prominently featured in the "Best New Apps" section since day one. It was well after Meerkat reach

I suspect Periscope's meteoric rise has to do more with being prominently featured in the "Best New Apps" section since day one. It was well after Meerkat reached peak-blogger that it appeared in that section, and even so, I don't believe it was in the #1 slot.