>... pay extra-taxes on any digital support with the excuse that people use them to store pirated material.

That's not what the blank media levy is for. It is a compensation for the right copyright law gives you to copy works you bought in one format to a different format. Think buying conversion of an audio CD into mp3 for listening in your car.

Not that the real justification makes sense, but please stop associating it with piracy: it is wrong and serves to perpetuate this levy.