I think it's because Americans, more than nearly all other cultures, love convenience. It's why the love for driving is so strong in the US. Don't walk or ride, drive.
Once I was walking back from the grocer in Florida with 4 shopping bags, and people pulled over and asked if my car had broken down and if I needed a ride, people were stunned...I was walking for exercise and for the environment...and I was stunned.
More evidence of this trend can be seen in the products and marketing being produced:
Do you need to write a wedding speech? Click here.
Do you need to go get something from the store? get your fat ass in the car and drive, better yet, get a car that drives for you? Better than this, we'll deliver it with a drone...don't move a muscle.
Don't want to do your homework? Here...
Want to produce art? Please enter your prompt...
Want to lose weight? We have a drug for that...
Want to be the authority on some topic? We'll generate the facts you need.