What is the best way to watch TV through my Desktop, but without cables?

ASIAN_LOVER asked: I understand that the USB Nano stick is the only option but some are reliable and some not. What would be my best choice?

How do I use more than two amp cabinets?

Zeke asked: I’ve seen many more than two amp cabinets being use at one time, but I can’t figure out how to do it without using Y cables. Y cables would get far too messy. I only have one input on each of my cabinets (I have two Marshall MG412 cabs).