https://www.engadget.com/2009-07-23-cambrionix-49-port-usb-hub-for-professionals-nerds.html
Cambrionix 49-port USB hub for professional nerds
Jul 23, 2009 - It's designed for professional test labs or even businesses where host-rigs must be protected against faulty USB devices. But there's nothing stopping you from...
usb hubfor professionalportnerds