From Trolololo's formula I've calculated today's % Spread based on today's actual Market Cap. of $115.7 B.
The Spread comes to -52.8 %.
See
https://youtu.be/MvQzjyhtjRg for explanation.
Indeed currently 252B is trendline/fair value of all crypto's, so 115B would be -54%, today 135B is -49%, undervaluation to fair value.
https://www.wolframalpha.com/input/?i=10%5E(3.23720++*+ln((number+of+weeks+since+2009+Jan+09)%2Fweeks)+-+8.81809)