Remaining tracks not in collection:

*variants of bgm cornfields:
<<cacheaudio "bgmwork" "bgm/bgmwork.mp3">> 'diligent' version
<<cacheaudio "bgmmorning" "bgm/bgmmorning.mp3">> 'morning quiet' version


*new tracks
<<cacheaudio "bgmtense" "bgm/bgmtense.mp3">>
<<cacheaudio "bgmsmokeytense" "bgm/bgmsmokeytense.mp3">> bgmtense w/ smoke sfx superimposed
<<cacheaudio "bgmintense" "bgm/bgmintense.mp3">>