This isn't true for all VPN providers though. There are public VPN providers (Mullvad). Where each of your devices gets its own internal IP on their network and

This isn't true for all VPN providers though. There are public VPN providers (Mullvad). Where each of your devices gets its own internal IP on their network and you can use it just as a typical VPN. It's just that most people don't use it that way.