[Tagging] exit_to on motorway_junction

[malenki]

Colin Smale wrote on Sun, 18 Nov 2012 21:26:51 +0100:

>Phil, there's a difference between routing calculation (which neither 
>knows nor cares about road names, numbers, signposts etc) and how the 
>result of the calculation is presented to the user. Then you need to 
>relate the nodes/edges in the routing graph back to the real world.
>The value in this tag (as well as name, destination etc) is that the 
>navigation software can give instructions based on recognisable 
>landmarks instead of referring to way IDs. This distinguishes between 
>pure "routing" and "useful navigation".

Good point well made

Thomas