J.D. Power's Michael Vermillion, Michael Taylor and Jennifer Corwin discuss hot topics in the travel and hospitality industry in our latest Travel Podcast. Among the topics discussed: -- Airbus proposes narrowbody jets from the US to Europe. -- American consumers spent more on Airbnb than on Hilton last year. -- Hertz unveils subscription service starting at $999 a month. -- Why airport USB charging stations may be dangerous. -- Carnival’s Ocean Medallion wearable brings tech luxury to cruise ships