It seems to be a solution in search of a problem, and probably also relates to the then Chancellor now PM announcing last year that he wanted to make the UK "a global hub for cryptoasset technology and investment"[1]. Since crypto is now generally regarded as a scam by the wider public, that has been quietly forgotten, but apparently the BoE didn't get the memo yet.
The latest thing is they want to use the digital currency to "bank the unbanked", ignoring that basic bank accounts already exist, and banks are required to provide them[2].
The latest thing is they want to use the digital currency to "bank the unbanked", ignoring that basic bank accounts already exist, and banks are required to provide them[2].
[1] https://www.gov.uk/government/news/government-sets-out-plan-...
[2] https://www.gov.uk/government/collections/basic-bank-account...