Refresh for updates: We’re live from the third mezzanine row of Caesars Palace Colosseum and Sony is the first up at bat with their CinemaCon presentation. Last year, the cool stuff was the riveting sci-fi footage from Alcon’s Blade Runner 2049 which Sony had foreign on, but this year everyone is looking out for Venom. Star Tom Hardy promised on Instagram that there was an “inbound CinemaCon new trailer” for the Spider-Man spinoff. Sony began with the funny and had Holmes…