nostr:npub1q9ma5xxhn8m69ztdj3lrefpnarszxgh3gk8wykkq53gfsl80mlssulzgdu nostr:npub1xg63sv4hqpw7wzw4pf8nvzs3r2pqfju7fp7ug6wzfezqkz3tymkqx8e6jt 

Because that is what is marketed to them. And because if the other cars on the road are bigger, its safer for the occupants to also have a bigger heavier car. Of course this is very bad for many reasons.