Thanks for the feedback. I should have mentioned for control I already do have Pocket Wizard III's electing to go manual with the flashes as opposed to TTL. I find I can control the light better, when I try to use TTL everything is over exposed anyway.
I think for now I will agree with you and look at a speedlight based system as I do prefer natural light, and just add flash when needed or in this case for portrait work.
If you don't mind me asking what system you use for your speedlights? I have looked at the Strobies by Interfit and at first glance seems cheap and rugged enough to withstand what I would need and I could splurge on that 50mm prime lens I have had my eye o