Returning to Cisco’s annual convention this summer (after a one-year absence) finds me in Las Vegas during 109° weather and reminds me that Nevada-based tech conferences are much more enjoyable in March than in the beginning of July. Luckily the hotel (Luxor) connects indoor to the convention center (Mandalay Bay) through indoor passages, through which one can walk and pass by oversized styrofoam logos such as these: