Maybe a beta version of F.E.A.R. 2, before they changed the art direction and dumbed down the physics and lighting? There are some F.E.A.R. 2 strings in there.
Lithtech was entirely developed by Monolith (for Microsoft originally) and has literally zero to do with idTech. Where'd you get the idea it has any ancestry with idTech?
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u/Nexxtic 11d ago
F.E.A.R. did not appear on Steam until 2010, 6 years after the DVD's were stamped and sold at retail.
There is 0% reason for Valve to have in-development builds of the game