I rode Amtrak's new Cascades Airo train. For all its high-tech upgrades, I'm surprised it lacked one rider must-have.

Source: Business Insider

I rode the new Amtrak Cascades Airo train. For all its new technology, I'm surprised it didn't have this traveler must-have. Hoffman/Business InsiderAmtrak rolled out its newest fleet of trains in late September, called Airo.