Mine says zero percent match for everything, and claims I have a NaN % overall match. Does this site work?

Do computer screens flicker and release this bad light?

GP initially said they had a 2015 M4 MacBook Air. It looks like they have now corrected the year to 2025.

This is incredibly impressive. I'd love to hear more about what relevant skills & knowledge you started with, and how you worked out what you'd need to know to complete the project.

How much customisation did you need to make to Ardupilot? Is your drone's control unique, or somehow standardised?

Your 2015 M4 Air must have been an early batch.