Conversation

You, a civilized person, using "reinventing the wheel" as a metaphor. Me, just crawling up to the starting line of homo sapiens, actually trying to reinvent the wheel from first principles.
Image
3
25
Replying to and
Uncaged roller bearings came first. People put logs under heavy things and the logs rolled when the heavy thing was pushed. Pick the log up and move it to the front when it pops out.
1
2