Baseline (Widescreen) Solution & Issues
Ultra/Super-Wide (21:9/32:9) Specific Solution & Issues
Start-up movies are pillarboxed. Hor+ rendered cutscenes.
HUD stays on on sides on 32:9 but as for multi-monitor for a FPS or racing game, centered is usually optimized.
Eyefinity / Surround Specific Solution & Issues
4k UHD Specific Solution & Issues