PD-style F10 menu with six groups, checkbox/slider/dropdown controls (D504),
wording pass and real-unit sliders (D505-D509), overlay/FPS-counter window
scaling (D510, D512), small settings (D511), control scheme Ext/Original
(D513) with the game's own N64 styles (D516-D518), emulator-format save
import on first launch (D514), build arch tag (D515), converter argv quoting
and sidecar size check, one PC options UI (D519) with by-eye follow-ups,
antialiased overlay sliders (D520), README settings paths, ROADMAP trim,
D441 tier-1 all-level sweep (21/21 pass).
Refs: D503-D520 D349 D441
James Dansereau