That lecture was followed up with a caveating stream. Some of the top speedsters can take a long time to hone their craft, memorizing rooms, committing jump/run/flight paths to muscle memory, optimizing key strokes, to limiting command movements to maximize efficiency.
You don't really have to do all that. This stream thus is about playing YOUR way. Something I really haven't done is shown the process of a leveling build, that is to say the powers and enhancements you'd select while PLAYING the game. Of course, a leveling build is the whole point of The Adventures of Rabbitanium and Pandamonium, so it hasn't gotten it's own break-out video.
This stream also delves into some of the build design choices and why [Darkest Night] is such a desirable power on Tanks/Brutes: