A lot of what banks do is filing forms. Thousands of ever-changing forms from millions of sources. Even things that aren’t forms are still very document-like: t

A lot of what banks do is filing forms. Thousands of ever-changing forms from millions of sources. Even things that aren’t forms are still very document-like: transcriptions, attachments, receipts, invoices, statements, letters... all of it more suited to document storage rather than tables.