Ruminations: The past really is prologue when it comes to the Presidiohttp://jimhillmedia.com/blogs/roger_colton/archive/2005/09/29/976.aspxThis week, Roger takes a look at one of San Francisco's more historic locales. Where the future is now looking a whole lot bright, thanks to George Lucas and the Letterman Digital Arts Center.enCommunityServer 2.1 SP1 (Build: 61019.2)