Explore common misconceptions in high-speed PCB design in this 21-minute Hackaday video. Delve into the importance of electromagnetic fields over electron flow, understand the concept of least inductance paths, and examine the impact of glass weave in PCB construction. Debunk myths surrounding right-angled traces on PCBs while covering topics such as multilayer boards, impedance, and essential design rules of thumb. Gain valuable insights to enhance your understanding of high-speed PCB design principles and improve your circuit board layouts.