The videos in the Courses and Techniques sections do not work and seem to be broken on the live web as well. Additionally, the website tries to load HTML pages for these videos which can be seen if you don't have Flash installed, but these no longer exist and aren't on the WayBack Machine.
The 1920 x 1080 resolution version of the Peach wallpaper was taken from the WayBack Machine, as it is corrupt on the live web.
