Seems to me like the global scale consistent database systems could really change this calculus (google cloud spanner, faunadb). To me these products represent

Seems to me like the global scale consistent database systems could really change this calculus (google cloud spanner, faunadb). To me these products represent a significant capability that never existed before — not entirely sure it would ever make sense for a bank to become dependent on hosted transactional storage but maybe a “bring your own cloud” model for one of these systems (I think faunadb offers this — cloud spanner can’t because of the custom network requirements for clock synchronization) ...