The Big Bang Theory? Well. yeah or nay, I'd like to refer you to The Physics of the Death Star which if you are in the right frame of mind reads like the script to an episode.
You can imagine Sheldon, Leonard, Howard and Raj as the commenters with their counter arguments, then Penny steps in with comment 107:
"I wish that the people like #51 would take a step back and realize a few truths. One, it is only Science Fiction; until someone actually does it. Two, most of today's technology that we take for granted, in the 1960's and 70's were considered Science Fiction".
You know, funnily, I never fully got the Merc thing. Too young to have experienced the Congo my only frame of reference was Angola which was a bit of a shambles.
Of course nowadays, we call them Contractors - private armies operating on behalf of shareholders. Never mind mobile phones that are also cameras, movie cinemas, GPS and more, much more, I am living the Science Fiction of my own childhood.
I remember Blue Peter from that time demonstrating a miniature TV in a watch. From Japan of course. I thought "Who would want to watch a TV on a screen the size of a watch". And today without thinking I'm watching the latest blockbusters or my favourite TV shows on an iTouch.
I worked for a major GB retailer and 16-17 years ago put a proposal forward to the IT Director that we needed to establish a web presence and set up an online catalogue - 17 years ago remember - I was greeted with disdain, The IT Director told me that "the Internet is only for geeks.... No one will ever shop via the Internet, people prefer to come into a shop to see and feel the goods".
Returning to our corporate soldier above. Sensors in his helmet monitor his brainwaves, breathing and physical indicators of his emotional state. At appropriate moments images appear in his visor showing the lifestyle he will be leading - fast cars, luxury villas on Zegema Beach, Arcturian poontang.... all sponsored by J'Lo New You and Crusty Coke.
At moments of acute stress, a voice or image of his loved one, fanatsy girl, father, brother, school teacher, accordingh to his psych profile says "Proud of you son....." and exhorts him to do his best. Maybe it's a vid of a fallen comrade "Don't let me down 417. Get some for me!"....