Why does Iceland use Britain's time zone?

Question

Update:

I don't see any reason why they shouldn't just use their own Mid-Atlantic one.

Answer 1

Favourite answer

Because the time zone map includes a few anomalies designed to make things like commerce and transportation easier.

Answer 2

two guesses

so they won't have to convert UTC to their time

to underline that they are part of Europe

Answer 3

Time zones are human artefact. Countries use the time zone most convenient for them.

Answer 4

What do u suggest otherwise then?