In short
Bitcoin Infinity Day falls on August 21, when holders buy or refuse to sell.
Knut Svanholm started the tradition with a tweet on August 10, 2021.
On 8/21-code, the infinity symbol is linked to Bitcoin's 21 million cap.
Read the original story of What is Bitcoin Infinity Day: the 8/21 ritual that forbids selling for a day by Phil Haunhorst: nl.beincrypto.com
