Articles on the subject worth reading:

https://medium.com/@trobin30/gifted-...d-db562565e0b6

https://www.greatschools.org/gk/arti...pros-and-cons/

https://educationaladvancement.org/b...his%20question.

IMHO parents do it to feed their own ego rather than for the long term benefit of the child. And besides the DOE is already ignoring more pressing requests such as school transfers due to bullying/safety, family moved/travel time from new home, etc.