well, that and having the technology to detect such intelligent life.
there could be a civilization undergoing an Industrial Revolution about 100 year light-years away and we'd never know. of course, i believe the Hawking theory that if an actual advanced technological civilization existed, we'd best not advertise our presence until we were CERTAIN that we had technological overmatch.
there could be a civilization undergoing an Industrial Revolution about 100 year light-years away and we'd never know. of course, i believe the Hawking theory that if an actual advanced technological civilization existed, we'd best not advertise our presence until we were CERTAIN that we had technological overmatch.
Comment