I don't know exactly the "since when", but recently I was caught off guard when issuing `npm i` by mistake in a yarn project. It modifies "yarn.lock" by changin

I don't know exactly the "since when", but recently I was caught off guard when issuing `npm i` by mistake in a yarn project. It modifies "yarn.lock" by changing some, if not all, the registry from yarn pkg registry to npm package registry.