Another cancelled Build game

[Frenkel]

http://www.newdoom.com/hosted/doomencyclo/e_guide_moteurs.htm

That page says Corridor 8 : Galaxy Wars is a cancelled / never released Build game. Can someone give me some more information? Was it going to be a sequel to Corridor 7?

[Inanimate Carbon Rod]

by the name corridor 8, I can tell you it was gonna be the sequel to corridor 7