From the accompanying video (* the video was removed a while after we wrote about it), it would appear that Facebook founder Mark Zuckerberg is a barbecue fan. Though it's hard to think that Silicon Valley's apparent taste for fish eyes would ever catch on in Texas. Anyway, real barbecue aficionado or not, the Posse wants to thank Zuck for developing the best tool ever for keeping barbecue fans informed and connected, especially when they are on a tour. Witness our recent 700-mile, 35-hour run to the Texas Gulf Coast and back. Posse co-founder and ace photographer Chris Wilkins regularly…