How is it any more of a scam than cloud Microsoft or Google?

$39 is actually a good deal (waaay cheaper than equivalent MS or Google offerings) when you consider the amount of software being offered, the fact you don't have to rent a VM, and you don't have to manage (or buy) the server.

And to be fair, not everyone can self-host.

I'm not affiliated, I do self host, but let's recognise that this is, on the face of it, is a better / cheaper / more private offer than google docs or microsoft cloud.

For those looking for self-hosted options (eeeeaaasy to self host), you could consider: