2015-03-20 - Sion: Bitcoin : évolution ou révolution ?, On Friday 20 March 2015 from 20h00 to 21h00. 20:00 2015-03-26 - Renens: Everyday Perl6, On Thursday 26 March 2015 from 18h30 to 22h00. 18:30 (voir http://wiki.alphanet.ch/LinuxNeuchatel/CalendrierActivites#StartDates)