I already posted it on "Potential Skips & Tricks" thread, but I thought it would be useful to put it in the guide section, to make it more visible for other people, especially potential runners.

Here is the current fastest way to complete level 2. Read the description of the video for more informations. However, keep in mind this happens randomly, so even if it's good to know this method, you'll probably use it extremely rarely during runs ^^'