I had a strange dream recently. In it, I found myself visiting a futuristic city called Temasektopia. It was clean, efficient, technologically advanced—and, naturally, extremely proud of its public transport system. The city’s pride and joy was its MRT, all using maglev trains, operated by an organization called the Levitating Trains Agency, or LTA. What fascinated me was how people ride the trains. There are no fare cards, phones, QR codes or watches. Commuters simply walk t