This will be a cooperatively owned web hosting system based on a distributed virtual server model. The primary market to begin will be people working in the sci/tech field wanting a quick to setup and cheap system, college students, community groups (hackerspaces, 4-H groups, school groups, ex.), and other people wanting a private server.
Why do you think that https://github.com/acmesh-official/acme.sh is a good alternative to server.coop