Because it provide critical part named "hosting" - because everyone is constantly ad'ded to be too moronic to setup their own. "Send your data to us! And pay us

Because it provide critical part named "hosting" - because everyone is constantly ad'ded to be too moronic to setup their own. "Send your data to us! And pay us! LOL" Just wait for some fuck up story or news that data wasn't actually encrypted on provider part - yes, that already happened in some "encryption provider". Or maybe teach managers for routine darknet checking to find if their data are already there ? :>>