It's literally half than Dropbox, which costs €10 per month (so €30 per quarter) in its Plus variant. And that's if you pay per year; monthly payment costs €12 per month.
It's an OpenVZ virtualized VM. I can run whatever I want on it.
I personally do my versioning on my master backup, which has btrfs. Then I ship a copy to the cloud, which is my machine at time4vps.
Yes, my point being that you are comparing a fully-managed service to something which requires you to perform regular operational work. Since the price is the same, that seems like you're effectively valuing your time as free while getting less protection.
If you’re a designer, we’re also always looking for contributors :) https://nextcloud.com/design/