It's a prime example of what a public service web site should be - with plenty of services, an excellent navigation scheme, and an expanding range of tools.
I keep a couple of services on my browser tool bar, and today I added the updated version of its Tube Real Time Disruption Map.
Now if only it ran on a mobile phone...
[link thanks to Davblog's del.icio.us feed]
Technorati Tags: tfl, web, tube