Probably the most interesting exchange on yesterday’s VC Panel at Google I/O was around how investors think about open versus closed systems. Dave McClure got the most memorable line of the day with “Open is for losers." Dave was obviously being provocative on purpose. My own thinking here was captured by comments from Chris Dixon and Brad Feld. Chris pointed out that open is the basis for more overall consumer surplus generation (i.e. more total net benefit to society), while closed is the b...