"Star Trek wowed us with visions of warp drives, holodecks, replicators, teleporters, and a slew of other high-tech wish-fulfillment devices. There was only one

"Star Trek wowed us with visions of warp drives, holodecks, replicators, teleporters, and a slew of other high-tech wish-fulfillment devices. There was only one problem: Many of these technologies could never actually exist." Huh? This person has been to the future? What a waste of that insight if this is all he is bringing. What a poor article.