Brian Armstrong pivoted from "payments enabler for Bitcoin" (Bitbank) -- to -- "cryptocurrencies exchange" (Coinbase) : https://news.ycombinator.com/item?id=26815403 In other words, he pivoted from an idea analogous to Visa/PayPal/Stripe/etc -- to -- a forex exchange market and financial broker/custodian. [To downvoters, if my information is incorrect, please add the correction. I linked Brian's 2012 text where he de…
They just never got to that part, so it's arguable if it's a pivot.