Cars are even worse. Roads are crowded, and if you drive to the city area you may worry if there's no available carpark lots.
The main problem of this cuntry is that there is just too many people, no thanks to PAP's irresponsible policy of artificially boosting the population to boost the GDP. This is not unlike cheating in a test to get a better score, or taking steroids to get the most muscles from your weights training.
Unfortunately, one day the proverbial chickens will come home to roost, and we will all be the ones who pay a dear price for it.