Hot weather, sometimes. But glad to know that summer in other countries are actually hotter than Singapore's warmth.
Even though taxis are very accessible, some drivers always ask you which road/path you prefer. It's kind of odd though understandable that some local people are quite picky on which road/path to take.
Some ISPs like SingTel runs a transparent proxy which does some caching and messes up some pages. I had issues before with CORS headers being stripped off from responses. Turns out that the easiest solution is just serve everything in HTTPS.
Expensive house/room rentals. Expensive cars. Sometimes expensive food though if you're local enough, there are some very cheap food.
Well simply these: