Circuit Design Sizzling !link!
Current flows where it wants to, not where you tell it to. For every signal trace, the return current flows directly underneath on the ground plane to minimize loop area.
A slow circuit can look like a rat's nest and still work. A sizzling circuit (DDR5, PCIe Gen 6, USB 4, 10GbE) requires forensic attention to layout. circuit design sizzling
1. Abstract