There was one fairly low budget attempt. Nobody ever said it was going to work the first time. I can imagine it taking 25 years to iron out all the kinks. It's

There was one fairly low budget attempt. Nobody ever said it was going to work the first time. I can imagine it taking 25 years to iron out all the kinks. It's not like people figured out reliable trans-oceanic voyaging and navigation in a couple years. It was a long processes.