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The cycle CPU backend is now the default. The former backend remains available through explicit source-build selection.
Preserves mouse aiming, crosshair and timed Zapper hits. The owner confirmed both aiming and shots work.
Validation covers the recorded short owner playtests and focused automated checks. Full-game completion and new Linux/macOS runtime qualification are not claimed by this Windows release.
Game archives contain no ROM or personal save data. Select the matching original ROM at first launch. Legacy binary save states require the retained legacy backend; they do not load in cycle mode. Existing cartridge battery/password progress is preserved through the documented storage/import workflow.
Source default: master at 10c558c99b74438044961598013566e66710fc88.