snakester said
my thoughts are if you have a decent enough pre-w that intra-w arnt needed but im up for a sample of frenzy
This isn't strictly true. In instances where someone hasn't ingested protein for a few hours there can be advantages to consuming a protein source at the onset of their workout.
Intra workout products tend to have different focuses. If a pre workout has a protein source of it like EAAs then you could be right.