Tesla sells their EVs as technical avantgarde and elitist sports cars. When EVs become commonplace, they’ll face serious competition. People won’t be content with their mediocre build quality and terrible ergonomics any longer. Musk countering EV subsidies is deeply based in reality.
Arguably, the curtent US political system could be described as two 1 party systems alternating in power rather than a 2 party system.