

When scythes were invented, they were a very hot, new, efficient tool. Previously they only had some curved had knifes and had to harvest every few bits of wheat individually, but with a scythe you could take those wide swings and get lots of wheat at once.
Think of it as going from a handgun revolver to a machine gun, except in a way that a medieval peasant would understand.






Ask your local political party (or union) and volunteer for tech stuff for them.
Ask what they use, contribute to that. Or if they use something bad, suggest something good to them, then work on that.