Where Did All These DJ Controllers Come From?

Where Did All These DJ Controllers Come From?  It's been over 10 years.  Wow, I'm old. The first DJ controller on the market ever, meaning sold commercially in stores as a true professional DJ software controller, was the Numark DMC-1. This simple, yet very efficient and effective DJ controller at the time, was created by one of our PCDJ team members who oversaw production in China.  I still remember the first prototype, with clunky hard plastic buttons and a chrome faceplate that drove you absolutely bonkers trying to keep free of finger smudges (which wasn't changed, but still remains iconic in...