HODL - Tommy Lee agrees...
"As Bitcoin skyrocketed into the weekend, Tom Lee from Fundstrat was on hand with an interesting statistic. Namely, that Bitcoin generally generates all of its performance within just ten days. Miss those 10 days and your average is 25% down annually since 2013.
WELL THAT PUTS A BIT OF A DOWNER ON THINGS
Does it? Its a great (in terms of interesting, not yay!) statistic, but what does it actually mean? And how would you calculate a figure like that?
Luckily, Lee included a useful diagram..."https://bitcoinist.com/hodl-bitcoin-historically-generates-its-yearly-gains-in-10-days-says-tom-lee/