IIRC there were some people here who still thought PS4 wouldn't hit 100 million lifetime as recently as May. Sales would have to drop like a rock for that to happen at this point.
If you dig around a bit I'm sure you'll find at least one person on here who still thinks it won't outsell the Wii.
Predictions (Made July 2019)
LTD: PS4 - 130m, Switch - 110m, XBO - 52m 2019 : PS4 - 15m, Switch - 18.8m, XBO - 4.8m 2020: Switch - 22m (Peak Year)