Sony's not the only one looking to edge in on the action camera game ruled by the likes of GoPro and Contour. JVC this morning claims to have "upped the ante" with the GC-XA1 ADIXXION -- and it's a hard point to argue. Let's look at the facts here: Sony's Action Cam has zero Xs in its name and the GC-XA1 ADIXXION has three. Three! Also on-board is WiFi and a 1.5-inch LCD monitor. The camcorder can do HD video, five megapixel stills and has 5x digital zoom. It's waterproof up to five meters