GOING BACK TO GO FORWARD! A couple of years ago I was traveling in the public bus from one city to another in South West part of Nigeria. No sooner had the bus I boarded left the park than it began to give a strange sound. Good enough, the bus driver was sensitive enough to pick and interpret as such that could lead to engine knock. So he decided and informed all the passengers of his good intention to take us back to the motor park where we took off...