In order to prevent renaming or moving wads when wanting to switch between The Ultimate Doom and Doom II: Hell on Earth, I've made two new desktop shortcuts and copied my retail DOS/Windows Doom and Doom II installs over to the VFAT portion of the N900's memory via USB. The paths being: <snip>
To finish it off, one could easily optify the binaries that aren't optified by moving stuff around.