I started DJing breakdancing and MCing in the '70s and I got my record deal in 1979 with 'Christmas Rap.'
I remember going for the first time to a place called The Roxy in New York because you can see people breakdancing there. That's the only reason I went! It's amazing kids are still doing that.
The laws of physics should allow us to arrange things molecule by molecule and even atom by atom and at some point it was inevitable that we would develop a technology that would let us do this.