Hey jrhonk,

I just released a google sheets add-in that I think would go extremely well with this sheet. It may even let you add additional functionality to it.

https://medium.com/spreadstreet/an-easy-way-to-connect-digital-currency-services-to-google-sheets-21f18301f881

Happy to spark some collaboration if you want additional services added to it. I think you're on to something.

John