Based on checks at some MRT stations during weekday peak-hour travel, the LTA said it saw an average of about 15 to 20 commuters boarding the trains with their PMDs at each station.
While flat charges are a welcome alternative to the complicated taxi fare structure, they are also less transparent, and could result in cabbies hiding and waiting for fares to creep up.
While the authorities gave cab firms the green light on Friday (March 17) to implement the controversial pricing system, ComfortDelGro said it does not " intend to roll this out for now".