Phil’s lunch of brisket, ribs, turkey & Sausage at Killen’s Barbecue in Pearland. (Photo ©Phil Lamb) Posse member Phil Lamb checks in this week with a dispatch from Houston: The passage of time plays funny tricks on the BBQ mind. For example, I often wonder whether a particular joint serving above-average ‘cue will hold up over time. This is especially true of out-of-town spots we don’t regularly visit. Similarly, I occasionally wonder whether a joint we once ranked as “outstanding” was really all that special. It’s as if doubt starts to creep in after a few months go by. Did…