It is a charge build up from the Y capacitator. IEE permits 3.5mA leak. If no ground is present it could charge to usual average 50-80VAC and most people feel it. The glass table is a dielectric so it doesn't get anywhere and while touching it YOU are the best conductor.
He does not have a...
It is driver/platform clock issue. Because drivers are a bloody latency mess...
Disable HW. Wifi, integrated sound, single display mode, HT, VT etc. Till you find what is causing that. We assume you use nvidia HDMI audio.
And drivers and Win10 build are the latest.
There is one inside the bios file... download it from asus site.
Basically if there is no BIOS IC on the MXM card itself this option rom kicks in... it's been like that for a while.
And yes it is it... bios editor treats it fine.
I had the G400. Best 2D image, image as ice, it was so obvious using CRT's during that time... their RAMDAC was superb.
I had the Parhelia also, well... they were just unlucky, I would be glad if they would be still around with their own silicon.