Terence McKenna predicted that the universe's accelerating accumulation of complexity and novelty would hit its absolute maximum, or "zero point," on December 21, 2012

On the contrary we've seen a surge of novelty since.

Smartphone took off before 2012, a few years after iphone's release around 2010 when social media converged on it

In my opinion he nailed the timeline. It just needed to take off, and it is.