“I’ve got a really high attention to detail, which might sound great, but it’s possibly a curse because I can’t help but spot problems with everything around me,” says Peter Ramsey . He’s the founder of Built for Mars , a U.K.-based UX advisory, and he has spent the last three months documenting and analyzing the user experience of a dozen leading British banks — both incumbents and challengers — including Barclays, HSBC, Santander, Monzo, Starling and Revolut. “Quite literally, I opened 12 real bank accounts,” he explains. “You remember the stress of opening one account? I did that 12 times, [and] it was probably a terrible idea. But I really needed to control as many variables as possible, and this was the only way of doing that.” Next, Ramsey says he “logged everything,” recording every click, screen and action. “I saved every letter, and made a note of when they arrived. I recorded pretty much everything I could,” he recalls. “At one point I even weighed all the debit cards to s