And judging by what he anwers in the interview of 10-05-05 by Chris Mitchell, he knows the final recording:
"The "Filosofem" ("Philosofem") album: this album contains the first real Burzum track, titled "Dunkelheit" on the album (but the real title of the track is "Burzum". "Dunkelheit" is just the German translation of "Burzum"), that I originally wanted to include on the "Hvis Lyset Tar Oss" album (but the recording was very poor, so I didn't use it). I changed the name to Burzum from Uruk-Hai when I made this song (I think in August 1991). The album is a bit weird, and far from perfect, but it is okay. Unfortunately (?), this is the album that sounds the most like the new Burzum music. "
Also, the album was recorded in March, not being Varg arrested until August, so...