Totally crucial, dude! For carving, you want a board that holds a rail—something with a defined edge and often a bit more rocker. For airs, you typically want more rocker in the nose and tail to help with the pop off the lip, and lighter construction helps you get airborne. Performance shortboards are built for this. But don’t get too gear-focused; a good surfer can rip on anything. The right board just makes it easier to progress and feel that sweet, sweet release.