Twitter founder launches crypto mining hardware

Jack Dorsey is the celebrated co-founder and former CEO of Twitter, and he has long since left the company to devote himself to the crypto world, particularly Bitcoin.  In fact, Dorsey is also the co-founder of Square (now renamed to Block) which created Cash App, and he is also the CEO of this company.  Block has also been involved in Bitcoin for some time now, alongside standard financial services such as those it has provided since 2010 when it was still called Square. For example, it recently integrated a crypto wallet within its Cash App.  Crypto: Bitcoin mining efforts from