Originally Posted by Flik Nightshade
You couldn't match them because most of the tricks and maneuvers he uses don't exist in the game any longer. Case in point, the first level of Tidal Tempest, the bugs no longer path the same way and that route cannot be replicated.
Not to mention I'm pretty convinced these are save assisted videos regardless of what the poster says. He gets lucky on blind jumps way too often not to be.
These videos look like a real time speed run. Game versions may differ a bit. Either way, these movies helped me a lot. I finished everything in 20 minutes. If you want to see a tool assisted speed run, watch this (completed in 17:27.65 including score times or 9:40.25 of in-game time):