Absolutely true that bank owns nothing only keeping people (customers) values. Might be reason for their permissionless running. Additionally here on Hive for an absolute newbies who haven't engaged on blockchain blogging before and get at least familiarize with some keys. When seen something like posting keys , active keys among others won't be able to ascertain without being guided.
Good to learned here about such as custodian of a thing on chain. Thank for sharing such knowledge based post.