This likely only works because Singapore is so dense that the food vendors are a very short walk from your home, on average. So you can just go walk around the

This likely only works because Singapore is so dense that the food vendors are a very short walk from your home, on average. So you can just go walk around the corner and grab something, or grab something on your walk home from work. This isn't the case in many other places, and certainly not in America where everyone drives everyplace. (It is, however, frequently the case in Manhattan, which does have that density in places.)