Thanks for everyone's comments and ideas so far, a lot of variables to think about.
Being only a couple of years into the HB game, I'm going to keep the bittering and whirlpool hops as I have done in the past, using IBU calcs and whatnot.
For the dry hop experiment, on reflection of above...
I'll definitely post the results on this thread. Interesting to hear the angle of ditching whirlpool altogether. Maybe that's an experiment for another day!
In the next few weeks I'm going to be brewing a pale ale as an experiment to test out the potency of hops ONLY in the boil / whirlpool vs. in the boil / WP AND as a dry hop. It will be a basic smash beer with an English ale yeast, probably. Your help is needed to get me fair test results! And...