{
  "scope": "1995 original cheat matcher and Z event handler with synthetic craft state. Full flight update and user-visible speed are not simulated.",
  "finding": "Jason command enables Z to XOR the engine-setting immediate with 0x0c00; Z always replaces the craft callback with RET at 9A90. Not evidence of retail-style unlimited boost.",
  "cases": [
    {
      "cheat_active": false,
      "before": 0,
      "after": 0,
      "callback": 39568
    },
    {
      "cheat_active": true,
      "before": 0,
      "after": 3072,
      "callback": 39568
    },
    {
      "cheat_active": false,
      "before": 250,
      "after": 250,
      "callback": 39568
    },
    {
      "cheat_active": true,
      "before": 250,
      "after": 3322,
      "callback": 39568
    },
    {
      "cheat_active": false,
      "before": 500,
      "after": 500,
      "callback": 39568
    },
    {
      "cheat_active": true,
      "before": 500,
      "after": 3572,
      "callback": 39568
    },
    {
      "cheat_active": false,
      "before": 600,
      "after": 600,
      "callback": 39568
    },
    {
      "cheat_active": true,
      "before": 600,
      "after": 3672,
      "callback": 39568
    }
  ]
}