He did... but just one sentence: "And on AI, we’re co-operating with like-minded democracies to ensure that we won’t ultimately be forced to choose between hegemons and hyperscalers."
And Carney was only invited to be on the board, but it seems we're not going to be paying the billion dollars Trump is demanding. So it doesn't seem likely that's going to happen.
Adopting the Euro isn't required for being a member of the EU. UK used to be a member of the EU after all, and they never used the Euro.