The second link is to a custom version of Still Alive in 5.1 Surround Sound that I mixed together from the song’s multitrack stems and saved as a 5.1 FLAC file at 24/48. This is a true 5.1 mix and is not an upmix of the stereo copy.
The Orange Box (FLAC): https://mega.co.nz/#!vEc2xaiD!DICLgCPNSfr6HycLbQVnHH15SHFg1t972ia5ZgS xMMY
Still Alive (5.1 FLAC): https://mega.co.nz/#!XVNQgQBL!O6xEUUMqaoeJX2nCClZ_XQvMdkgRho55gQCvVAV MbfY
Password for both: quiver