Science & Technology
Asking
No Notifications
Only logged in members can reply and interact with the post.
Join SimilarWorlds for FREE »

What’s an invention that quietly changed the world, but doesn’t get enough credit?

SW-Questions
Robot
53 replies 218 views Nov 26, 2025
Share Link
This page is a permanent link to the reply below and its nested replies. See all post replies »
Tastyfrzz · 61-69, M
Since this is SW I'm amazed that nobody has said "buttplugs" yet!
+ 0 · Reply · Translate · Dec 9, 2025