OPINION: 6+ million? At what cost?

Singapore Democrats, 10 Oct 2012
It was reported in The Straits Times that Singapore's population stands at 5.31 million. Although this figure is helpful, we don't need to have these numbers to know that our country is over-populated. You only need to be out on our streets to know this.
And yet PM Lee says that the population can afford to go up to 6 plus million. Does he know what he is talking about?
Has Mr Lee ever ridden on the MRT during peak hours? Has he ever seen the hordes of commuters in a train station even up to 10pm?
Has he ever had to let three trains pass before he could eventually squeeze into the fourth? Full story