hodl waves 
https://blog.unchained-capital.com/bitcoin-data-science-pt-1-hodl-waves-7f3501d53f63
worth reposting

https://blog.unchained-capital.com/bitcoin-data-science-pt-1-hodl-waves-7f3501d53f63
worth reposting

interesting, but the HODL is underestimated because of the forks which forced many to move their coins in the last year.