Quake2 WarpOS running at 800x600:
At this stage, it has become apparent that 2 things can hamper your experience regarding ReWarp:
Stack. If you encounter a DSI it is most likely stack related. WarpOS programs seem to need a lot.
Warp3D: I recommend Wazp3D to check if it runs in software and patchWarp3D from Aminet if your Amiga freezes (with no GR).
The original warposemu has documentation stating what works and what doesn't. Next time we'll go through the 'does-not-work' list.