How Star Trek Artists Imagined the iPad... 23 Years Later
MorderVonAllem submitted an incredibly cool article about the computers and set design of Star Trek. If you are into that sort of thing, you're going to really like this one. It says "There are a lot of similarities between Apple's iPad and the mobile computing devices—known as PADDs—used in the Star Trek universe. Ars spoke to designers Michael Okuda, Denise Okuda, and Doug Drexler to find out the thinking and inspiration behind the PADD and how closely the iPad represents a real-life incarnation of that dream."
You rarely saw data uploaded to a PADD and you never saw it running complex applications or interacting with the world; that's what Tricorders were for.
All it really took was reading the article for several examples of how that's not true.