http://www.mediafire.com/file/957sevednp7no7o/%5E_%5E.zip
. Heres some vids showing a cool glitch in flow_control to get the egon with out the gauss. It can also be gotten with the long jump instead.
. For the glitch jump on the ladder. Get to the second rung and while crouching walk off the left edge of the ladder. You can also do it facing where you will be launched as I did in the vid.
. The secret on myles_room is shown because no one would find it in a million years. Its one of those secrets that only benefits the creator of the map. Pretty nifty.