To your last point, it might be more effective to fine the people using those SDK’s. Facebook and Google just shrug off relatively large fines and are rewarded

To your last point, it might be more effective to fine the people using those SDK’s. Facebook and Google just shrug off relatively large fines and are rewarded for it by the stock market. Small app companies and independent devs probably could not. Drive a few dozen out of business and you might just make the SDK toxic enough nobody will use it. Or, I’m practicing wishful thinking.