Tethering. If you're travelling a lot, tethering to your LTE phone would give you a relatively consistent, fast internet connection. Aside from that, it's just

Tethering. If you're travelling a lot, tethering to your LTE phone would give you a relatively consistent, fast internet connection. Aside from that, it's just another way for carriers to charge you $$$ for a feature that is only marginally useful.