Cat 8 is overkill for most, but if you want the best of the best in terms of shielding and performance, it's as good as it gets. This particular gold-plated version comes in sizes from 1.5 to 150 feet ...

Close up view of a network switch with multiple yellow Ethernet cables plugged in - Robbany Hossain/Shutterstock If you've been facing slow internet and lagging issues despite paying for a premium ...

The physical layer is often at fault ...