Where is Europe’s silicon valley?

There are several silicon valleys in Europe. In Finland, there is Otaniemi near Helsinki, in France, there are two – Sophia Antipolis, between Nice and Cannes, and Zirst of Meylan, close to Grenoble. In Germany too, there are two – namely Chausseestrasse, Berlin and Dresden. In the UK, there are three – M4 corridor between London and Reading, Silicon Fen, Cambridge and Silicon Glen in Central Scotland.