It feels like it was written by an old man who doesn't understand how innovation in consumer technology works. Companies produce a bunch of seemingly pointless

It feels like it was written by an old man who doesn't understand how innovation in consumer technology works. Companies produce a bunch of seemingly pointless products, but some use of them sticks and is built upon until you get a product that sees widespread use. Ex. Tablets - everyone thought big phones were pointless, but now tablets are everywhere.