Elon Musk chip manufacturing plans include the $20B Terafab near Austin, designed to produce semiconductors for Tesla and SpaceX in-house.

Elon Musk has previously promised the arrival of fully autonomous Teslas and ultrafast Hyperloop transport – both of which are yet to materialize. For his next trick, the galaxy's richest earthling plans to build an enormous chip manufacturing plant that will positively dwarf every other such facility on the planet.