In this case, the complainer had several important details on their side: Apple had previously featured the app, the rule that they said was violated wasn't violated, and they tolerate other apps which violate those rules. It seems likely Apple realized in this case that it would be easier to keep the app since it's not like the app was ruining their family friendly image (although many people, especially in the US, picture the negative effects of methamphetamine additiction when they hear "amphetamine", amphetamine is actually an approved drug used by many in the US).
In this case, the complainer had several important details on their side: Apple had previously featured the app, the rule that they said was violated wasn't violated, and they tolerate other apps which violate those rules. It seems likely Apple realized in this case that it would be easier to keep the app since it's not like the app was ruining their family friendly image (although many people, especially in the US, picture the negative effects of methamphetamine additiction when they hear "amphetamine", amphetamine is actually an approved drug used by many in the US).