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Thanks, So important to view the full system
Most of the time, it's difficult to see ahead if that new feature would be really beneficial. It's *OK* to try some out.
It usually takes away a lot of crappy legacy code 


Does a reliable guard against unintended consequences actually exist?
It might result in confusing the network. Similar to how we get confused if new input is contradictory to our previously formed notion.
Maybe it's the need of new functions in language library,because the expression of shade or moderation need more words in our corpus,or we should adapt our world to the level of informatic language dev&maturity...!?

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