Exactly. Travel speed once you're in the air is basically the last problem with air travel. Travel time to the airport, looking around for a parking space, an o

Exactly. Travel speed once you're in the air is basically the last problem with air travel. Travel time to the airport, looking around for a parking space, an outdated checkin process, endless security theater. These all seem like easier fixes than making planes move faster. Even with no other improvements, I would probably take reliable in-flight wifi over a 25% improvement in flight times.