Which groundbreaking product design feature did Tesla introduce that has since been widely adopted by other automakers?

Product design in transportation has evolved dramatically over the past decade, with electric vehicles leading significant innovations. Tesla's approach to automotive design has disrupted traditional car manufacturing in multiple ways. This poll tests your knowledge about how Tesla's product design philosophy has influenced the broader transportation industry and changed consumer expectations about vehicle features, functionality, and user experience.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Over-the-air software updates that add features to vehicles post-purchase
Gasoline backup generators for extended range capability
Hydrogen fuel cell integration as secondary power source
Disposable battery packs that can be swapped at service stations