This week, there won’t be any technical article. As you might have heard about, cowards armed with automatic weapons brutally murdered cartoonists, journalists, policemen… All all in all, 12 people died because of stupidity and obscurantism, just because their truth was contradictory to their murderers' - or just because they happened to be on site. Right now, I’m afraid I start to understand what American people felt after September 11th. I’m not a cartoonist,