I can't deny it uplifted my mood quite a bit. The nationalist wave didn't flip France head enough, which is always good. It's just a start, a new hope.
The matter is not the parties. It's ideologies. FN is prospering because of the remanent xenophobic culture of France. There is always a reason for hatred, it does not fade so easily
On twitter, you could hardly distinguish tweets from the Front National and tweets from the far-left (Melenchon), because of the same vocabulary and many identical ideas (on "oligarchy", "unfair media coverage", and so on).