How a scarcity of secondhand chip manufacturing machines, which use older fabrication techniques, has exacerbated the global chip shortage (Christopher Mims/Wall Street Journal)

Christopher Mims / Wall Street Journal:

How a scarcity of secondhand chip manufacturing machines, which use older fabrication techniques, has exacerbated the global chip shortage  —  The world is hungry for semiconductors, and not all of them need to be made with cutting-edge technology.  The race is on to find older machines that can still crank out chips.