I found where Iwbtb.mp3 came from. :o
So recently I was looking for some more music to listen to while doing abysses, and I came across smile. dk. A few hours later I ended up in a playlist which I liked. So, getting through them one by one and I ended up at the 8th song in the playlist, and realised that the song http://test.nillysrealm.com/music/Iwbtb.mp3 originated from it. (That's still the Boshy music, right? Not sure, I never really have music on.)
Had to share this, I found it really interesting that I found where the song came from.
Cool find. ;P