I had a higher fear of robots than I had of ghouls.
Albeit with the Robotics Expert perk and the Pulse Gun things turned a little bit too easy
But yes, if you have Veronica as a companion, sooner or later you'll get a quest called "I Could Make You Care", in which one of the options is to go to Vault 34.
I'm also going around w/ Rex and Veronica, gave Veronica the "Oh, Baby!" Unique Super Sledge.
let's just say things were never the same again.