It won't leak into pve. It's opposite to their current direction, and pvp tends to collect a lot of abilities that have been removed from the game. It's essentially a pvp retirement zone and quarantine area.

Just look at that other thread that cropped up asking to extend DNC dancing range, it's pathetic - imagine if pvp DNC suddenly could use everything at 25y range... And that's this audience SE listens to in pve.