Capitalism developed during the early Islamic caliphate. Arabs had a long history of being merchants, everything developed from there after Islam.
Yes. Even if you could use the train to transfer furniture or other heavy objects, you still have some distance from the station to your home, and possibly the furniture store was some distance away from the station.
Kei trucks will be a viable option in such scenarios. Suitable for a dense city with narrow streets and no car parking.
He’s actually proud of not having healthcare, something most of the world have figured out