Find new Email Hosting Service
Tension: Zoho mail wants us to pay for additional users (2-3 USD per User per Month) which is not very scalable and expensive in the long run.
Proposal: We need another solution that enables us cheaper scaling and ideally settle for a service we can use for a long time. We have talked about this for a while - I like @vojtechsimetka 's proposal best to just sign with a web-hosting service that offers unlimited accounts. Like this service
Another suggestion and notable technology is apparently running on Ethereum and IPFS - have a look at Melon Email