I hate that as a child I could take the blizzard level shortcut without much trouble now I do it in ways that should be impossible.. https://www.youtube.com/watch?v=kxLcJD-5Ce8
edit: Oh well two hours later I did it, basically you need two full perfect power slide cycles to create a long boost. https://www.youtube.com/watch?v=ojeJSAxq2RA