This has nothing to do with anything digital - interstate banking was effectively illegal in the US until the 90s: https://www.investopedia.com/terms/i/intersta

This has nothing to do with anything digital - interstate banking was effectively illegal in the US until the 90s: https://www.investopedia.com/terms/i/interstate-banking.asp https://www.investopedia.com/terms/i/interstate-banking.asp Banks have consolidated ever since.