Do you have much of a latency problem from the West Europe region in the Netherlands? I haven't noticed any problems with that from Norway. Even North Europe hasn't been problematic.
Not really, but you will always have some latency. I've found that West Europe is often better than "North Europe" (Ireland).
It's funny because I do not define Ireland as a part of "North europe" :P
When Amazon releases their Swedish datacenters, they will be alone amongst the big three to not have anything in the Nordics.
There were news and promises from Microsoft to open major DC in Finland. But those just evaporated and nothing happened.