You can run Doom inside (DOS) Doom, for real. youtube.com
Submitted by voxpoplar in itrunsmood
Submitted by voxpoplar in itrunsmood
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I think the other way around - running DOS Doom inside a source port, has been done. But that was more using intended features or extending the engine, while this is using a vulnerability in the original game.
neku wrote
im honestly surprised that this wasnt already a thing