The custom 2-chip board is quite intricate and beautiful: https://techmattmillman.s3.dualstack.us-east-1.amazonaws.com/wp-content/uploads/2014/04/axaui_proto_t

The custom 2-chip board is quite intricate and beautiful: https://techmattmillman.s3.dualstack.us-east-1.amazonaws.com/wp-content/uploads/2014/04/axaui_proto_tn.jpg https://techmattmillman.s3.dualstack.us-east-1.amazonaws.com... Soldering skills.