Here’s Tom’s demo of Monzo.me from Facebook yesterday evening (the demo starts 6 minutes in)
And here’s the promo clip, where a street performer arguably breaks the rule that you shouldn’t use Monzo.me for business but Naji still uses it to pay him 
it’s also worth mentioning that Tom says at the beginning of the demo that the bank will be launching in spring / summer of next year so there won’t be a Q1 launch (which I checked with a couple of the Monzo team at last night’s Old Street event 