1) Virtual community 
Kevin Beukelman, Co-founder/Chief Architect Mark Williamson, Co-founder Dave Hanley, VP Marketing Shelfari was launched on October 11, 2006. In February 2007, Amazon.com invested $1 million in Shelfari, and moved to acquire it a year later in August 2008. ==History== Shelfari was founded by RealNetworks alumni Josh Hug, Kevin Beukelman, and Mark W...