Disclaimer: I'm seriously considering investing in this. There was a very good talk about their back end infrastructure at NDC London that makes me confident in their tech chops. Some of the value add concepts on their website look really useful for attracting customers. Crucially I'm aware of just how much legacy cruft is holding back more established retail banks. In the same way that things like newer airlines can…
If they are operating as a retail bank they will have the same regulatory constraints. I recall a previous attempt to create a bank was dropped after a basic set up of the legal framework to meet the regulatory requirments was estimated at £50million