Orient themselves used to offer a hosted service, but they shut it down. IMHO there are some things that need to be ironed out before a hosted version is really

Orient themselves used to offer a hosted service, but they shut it down. IMHO there are some things that need to be ironed out before a hosted version is really viable. In terms of sysadmin, it works pretty well out of the box for all but the hugest of datasets and busiest sites, and the configuration is well documented. It's no more difficult to set up than mysql for instance.