The case of the vanishing bus

A feature not a glitch

Sir, – As a software developer with 25 years of IT experience, I find much of the recent excuse-making about “ghost buses” nonsensical.

A bus that was never coming being relayed to customers as three minutes away, two minutes away, one minute away is not “inaccurate” information: it is false information.

The Dublin Bus RTPI (Real-Time Passenger Information) system taking anything into account other than the actual location of a bus is not a “technical glitch”. It is a design. – Yours, etc,

ALAN MURPHY,

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Knocklyon,

Dublin 16.