photodad - you might consider using Firefox as an internet browser, it has a built-in spell-checker that highlights spelling mistakes as you type. Although it doesn't check grammar, so it won't help when you type things like "give my your basic..."
terekhov - we are talking about race snowboards, on-piste freecarving snowboards, and on/off-piste freecarving snowboards, for use with hardboots, in this forum. On those snowboards, the decambered nose is the way to go, it's not a matter of taste. It's a progression of the state of the art, much like shaped skis were for skiing. In many cases, multi-radii sidecuts work better too. Swallowtails and freeride boards may be discussed in the Off-Topic forum.