Really? That's all it takes? With all of the bungling in recent years, they have a long way to go before "pride" and "European institutions" can appear in the same sentence. You should also think through the full consequences of this move. The idea of free papers is nice, but it's not a fairy tale victory of good over evil. Also, political motives are worth considering. Science in the EU, given what it is, may wish to become more competitive in the face of American science and attract collaboration in more or less the same way open source and free software has.