I bought this Commodore 64C | I wasn't expecting this! | But does it work?

I picked up a boxed Commodore 64C which came with a simple but strange mod.
Warning: If you buy a C64, Do Not Use the old power supply.
Find out why in the video.
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Tools:
Multimeter: AstroAI Digital Multimeter, TRMS 6000
Soldering Iron: KSGER T12 Soldering Station
Hot air station: Quick 857DW+
Bench PSU: Tenma 72-2540 30V 5A
Digital Oscilloscope: Rigol DS1054Z
Desolder pump: Duratool
Miscroscope: • Micro soldering set up...
Disclaimer:
The information provide in this video is for entertainment use only.
I am not a professional and any methods I use might not be the correct ones.
I will not accept any responsibility for loss, damage or injury as a result of the information provided in this video.

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A belated work 😁 Thanks Phil 😀

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Work

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Work