Well, non-rent model would be you buy the software(forever, if you want you can pay for updates), and in a click of a button you get hosting+backups etc, with s

Well, non-rent model would be you buy the software(forever, if you want you can pay for updates), and in a click of a button you get hosting+backups etc, with some very cheap monthly rent(which is a more realistic representation of that part of the work). And you own that bundle of software + data.