Thoughts from an urban planning perspective: if it turns out this gives me a 25% chance of backseat middle, I’ll prefer the bus.

OTOH, if it’s cromulent, I’ll never take SEPTA again and I’ll contribute to the collapse of public transit. As it stands, I’ll always pool if the price is sub-$5 (SEPTA is $2.50), higher in inclement weather. New Uber Express Pool offers cheaper ride, less convenience – Philly