No need to explain the WHYs. Just tell us the HOWs - to solve the problem. Attacking the problems with 'micro' responses wont go far. The system needs a complete overhaul. If want to have 6.9, new lines new trains needed.
If Pinky is that great, he shld take up this post. Afterall he eng eng as PM. 2DPMs and many ministers in PMO. I recall he helmed Finance in addition to PM in the past. Was that because he had to protect his husband in Temasek?