LinuxCon Europe is approaching fast. We'll be gathering in Barcelona, Spain November 5-7, 2012 to help developers, SysAdmins and business executives connect and collaborate while having a great time. One of this year's keynote spakers is Dave Engberg, CTO at Evernote. He'll be sharing a story with LinuxCon attendees about how his company designed a a system for millions of users with Linux and open source best practices that why it didn't fit the cloud model. Here he shares with us more details about what we can expect from his keynote, as well as his thoughts on cloud computing and collaborative development.