Hi, As we (all) use X, I think following video would be interesting for you :)
http://media.ccc.de/browse/congress/2013/30C3_-_5499_-_en_-_saal_1_-_201312291830_-_x_security_-_ilja_van_sprundel.html Big thanks to Ilja for making X better for everybody. jirib
