The most immediate value is that once the mango knows it can see the internet, it routes everything behind it over openVPN out through my colo server neatly sidestepping any dns chicanery or malicious mitm attempts and instantly connects all of my devices straight through to my internal network.
Did I have any trouble at all with pandora on my phone or netflix on my ipad while I was in Europe or Australia? Nope. Never even gave it a second thought.
Firewall and VPN for all your devices, no limit to the number of devices, no need to re-join and re-enter your hotel info periodically, and my favorite: use a chromecast dongle on the hotel TV.
Did I have any trouble at all with pandora on my phone or netflix on my ipad while I was in Europe or Australia? Nope. Never even gave it a second thought.