Thoughtfree
Tele-Holic
In train station scenes in movies from the 30s and 40s, you see people carrying suitcases. Why didn't they use rolling bags with telescoping handles? Technology was advanced enough to have produced them in 1900 or earlier. But nobody thought of this!
Other examples of stuff they could have invented, but didn't? Maybe plastic cable ties, my favorite innovation of the last 40 years?
Other examples of stuff they could have invented, but didn't? Maybe plastic cable ties, my favorite innovation of the last 40 years?