What if you want your kid(s) and/or partner(s) to stay connected after you leave the hotel room with your phone?
What if you want to use the hotel's internet connection instead of your roaming data?
What if you want to use wireguard or tailscale to funnel all traffic through your home network?
What if you want to enable your family's devices to connect to your self-hosted services?
1. Fair enough.
2. Most Android phones can do this.
3. Android phones can do this.
4. This is just the same question as 3.