Taxis today are already far far larger than they need to be for two people. Logistically you need the flexibility of having more seats available. If you’re in

Taxis today are already far far larger than they need to be for two people. Logistically you need the flexibility of having more seats available. If you’re in a rural area and need to transport a family are you going to send 4 vehicles separately? Ironically it’s probably urban areas where single occupancy vehicles make the most sense, given that there’s always going to be sufficient demand to allow for more specialization in vehicles for different use cases.