Anecdotes say that many more Spaniards are now in fact moving at least to Berlin, but my guess is that the movements would be much bigger if the language barrier wasn't there.

Besides, it's not like Germany is paradise either. The official unemployment numbers are low compared to other Eurozone countries, but (a) that hides a lot of underemployment such as in part-time jobs and (b) even those "low" numbers are still pretty high.