For many years, Fool contributor Anders Bylund was a self-admitted Advanced Micro Devices (AMD 2.44%) fan. The plucky underdog was hungrier and more innovative than PC processor king Intel (INTC -0.38%), and it showed as AMD became a serious threat.

All that changed when AMD made some questionable management changes just as tablets and smartphones started bleeding the life out of the PC market. In the video below, Anders explains how the balance of power changed and why Intel will remain relevant even in the post-PC era.