When a measure becomes a target, it ceases to be a good measure -Goodharts law https://en.wikipedia.org/wiki/Goodhart%27s_law https://en.wikipedia.org/wiki/Go

When a measure becomes a target, it ceases to be a good measure -Goodharts law https://en.wikipedia.org/wiki/Goodhart%27s_law https://en.wikipedia.org/wiki/Goodhart%27s_law