David Sacks is having an excellent Memorial Day weekend 1.77K Owen Thomas 05/26/08 04:00PM Filed to: We Read Twitter So You Don't Have To We Read Twitter So You Don't Have To Geni.com PayPal Mafia david sacks Geeks Gone Wild PayPal Valleywag This image was lost some time after publication. David Sacks, the former COO of PayPal turned first Hollywood producer and now CEO of Geni.com, seems to be enjoying himself. Even if, we suspect, he's not following his own advice about Twitter and alcohol.