Those are the ONLY 4 devs that raised the flag, now has made rejection letters NDA material we will never know how many more get shut down.You're right, you quoted 4 apps out of nearly 4000 that got rejected. That's only a 99.9% acceptance rate. How many businesses would love those odds?
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How many more apps have slipped off the store that no one really knows about?
Just saying it seems to be odd that calculator app # 546315 will be accepted with no oversight, yet a useful tool is shot down based on 'perceived user confusion' or 'duplicates functionality already available with a native app'