Personally I prefer hybrid rocker camber on all decks, including for pow. At the same time, as previously mentioned, there are plenty of other factors that go into determining how well a board will float such as setback, taper, sidecut, nose/tail shapes, placement of rocker/camber zones, base material, and on and on...
18 Rossignol Sushi . 17 Arbor Terrapin . 17 Lib x Lost Mayhem Short Fat . 17 Capita Spring Break Slush Slasher . 16 Never Summer Swift . 14 TJ Brand Retro Fish
17 Union Ultra . 17 Burton Malavita Wing . 16 Burton Genesis X
16 Flow Talon