the.com/tool
The difference between a caveman and a carpenter is one of these.
means A device or implement that helps you do work your bare hands can't manage alone.
from Traces back to Old English 'tol,' part of a Germanic family of words, possibly related to a root meaning 'to prepare' or 'to make' — the Proto-Germanic ancestor is reconstructed as 'towlan.' Its deeper roots beyond Germanic are uncertain, so resist any tidy story claiming more.
- earliest tools
- stone flakes over 3 million years old
- crows use them
- bend wire into hooks unprompted
- insult sense
- appeared mid-1900s, meaning someone easily used
- software sense
- any program that extends what you can do