PoolVector2Array over Array

:information_source: Attention Topic was automatically imported from the old Question2Answer platform.
:bust_in_silhouette: Asked By Asoth

Hello,
simple question :

using PoolVector2Array over simple 2D array has a real interest ?
Or it is just about semantic and controlling what go into it ?
Is there performance difference (because typing PoolVector2Array everytime is really boring)