IN THE 1980s Glennda Blyth was a dance DJ in London. She is still working the microphone, and it's still for lots of people jammed together in close proximity.

But these days Ms Blyth wears a uniform and the hours are more regular.

As an announcer at Town Hall station, it is her job to address one of the many long-standing complaints from Sydney travellers about their train system - a lack of clear information about what trains are coming, when, where they are going, and what to do if the timetable goes off the rails.

And on this score, RailCorp seems to be getting it right,