After building a couple of years of financial systems, I have a hypothesis - if you could build a Jupyter Notebook with an editable spreadsheet view that is bac

After building a couple of years of financial systems, I have a hypothesis - if you could build a Jupyter Notebook with an editable spreadsheet view that is backed by a database and has something like Atom editor Teletype's CRDT (conflict free replicated data types) to enable collaboration...that would be an Excel killer. Incidentally, there are a lot of people who move from Excel to Salesforce ! Because of the ability to program it like an Excel sheet.