Would be interested in your feedback on Verifiable Maps as implemented at https://www.continusec.com/ https://www.continusec.com/ which can give verifiable answ

Would be interested in your feedback on Verifiable Maps as implemented at https://www.continusec.com/ https://www.continusec.com/ which can give verifiable answers to specific questions such as what is the current balance as well as a full history log of all mutations to the map.