Why is the slow-look-press-roll cornering technique especially important on the twisty roads of the Black Hills?

1. It is required by state law inside Custer State Park
2. Black Hills curves vary in radius and visibility; slowing before the turn, looking through it, pressing the inside grip to lean, and rolling on smoothly keeps the bike stable and lets you adjust if the radius tightens
3. It makes the engine run hotter, which is good in cold weather
4. It allows you to skip downshifting