It might also put some brakes on rampant "disrupt" capitalist overdrive we're in. I honestly can't think of any tech that I NEED to progress badly enough to compromise customer safety.
Or perhaps it was the usual incompetent planning of the owners of TSB - banks splitting up is not a new or impossible thing, you know. And complexity of IT systems is the most absurd argument against splitting up LloydsTSB - why would any regulator consider this at all?