@xopus offers a full professional hosting and maintenance of your steempress site with some extras. If you create a subdomain with @xopus, you will be added to a curation trail that will give you one upvote every 24 hours regardless if steempress upvoting your post or not. Also, you will get a referral bonus of one Steem for each new blogger you send to @xopus. All these features allow @xopus to claim that it is a self-paid service, you will recover the fee at the end of the month an possibly get a percentage of profit from using @xopus.
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@xopus is one of the three main projects currently developed by @chronocrypto. All three are the first lights of a steem-based ecosystem called Chronopolis