I learned on blues. Sounds impressive, but it's not. The greens in Indiana are basically flat so in order to get any speed, you HAVE to be on a blue.
Once you get the basics down, you'll find that snowboarding is a lot easier when you're going at a decent clip.
Very cool! I was flying past my wife and daughters on skis yesterday. It was tricky trying to keep my weight forward but hope to do better next time. the asspads helped alleviate the fear of getting hurt a bit - believe it or not I didn;t do any buttplants - just faceplants!