Similar to this scenario is Neal Stephenson's Seveneves. Without giving too much of the story away, it's a great sci-fi novel that covers some post-apocalyptic

Similar to this scenario is Neal Stephenson's Seveneves. Without giving too much of the story away, it's a great sci-fi novel that covers some post-apocalyptic topics, one of which includes a huge regression in PC performance/transistor count due to the major disruption of this fragile supply chain.