John Deere- lessons to how not do things

[Old Geezer]

Shortly, it ended like that https://eu.desmoinesregister.com/story/ ... 126749001/
Deere & Co. says it will make expanded repair software available to customers, a win for farmers who have lobbied for years for the ability to do their own mechanical work.

...And continues with that https://tractorhacking.github.io/