Google Maps update shows you how late your bus is going to be

The bus tracker tool is now live on Google Maps (Picture: Getty/Metro)

The pesky wait for a bus could be a little less uncertain after Google Maps launched a new tracking feature.

If you have ever relied on a bus outside a city or town, you know how grinding the wait can be, with buses often being cancelled seemingly without a reason, one after another.

In London, the situation is not much better, with average bus speeds, routes and passenger numbers falling.

Now, bus...