[tantivy]

Cars are enclosed sofas that move around. Could car dominance be contributing to obesity?

[alamortsubite]

I think you're selling cars short. For one thing, sofas don't have a plethora of cupholders that can accommodate any size sugary beverage within arm's reach.

[dpkirchner]

Plus if I hit someone with my sofa, I'm going to jail. If I hit them with my car, it was just an accident.