>>2799512The US and state highways can be even more full of stressful traffic, stoplights, people suddenly making left turns on a narrow two-lane road, etc. Especially when you're pushing yourself to cover 300+ miles in a day instead of a more reasonable 100.
>>2799558There are still opportunities to meet people as a traveler in America, but if you're in a big hurry to check off an itinerary like OP, you won't have the time to wander around socializing and maybe getting invited to something.