From what interviews I've seen, he's always dogged medium of exchange.
Saylor is doubling down hard on Bitcoin being Store of Value, not a Medium of Exchange here. Like really hard.
Worth a listen. https://youtu.be/R87vco0jHvo?feature=shared&t=4009
1:06:49 Could the government seize BTC?
1:09:08 Fiat era is longer than we think
1:16:15 Bitcoin competes with Gold, and gold has failed
1:21:08 Strategic Bitcoin Reserve
1:28:14 Proof of Reserves?
tldr "BTC is not a currency, it is a capital"; "BTC does not have to compete with dollar"; "Digital currency is tether, not Bitcoin", ...
Listening to it, It actually seems to me like he's not even believing it himself. Extra dose of rambling there.
Discussion
True. But this got a significant fait accompli attitude around it.