I remember those kids in school, bell rings... student asks teacher... "Hey what about the homework you forgot to ask for and what about the pop quiz we weren't suppose to know about..."
If not left handed or extremely big or small handed, I would not pay the extra price. I have more than three gen 4 glocks of different sizes and calibers and other than being able to change the grip panels, I personally do not feel a difference in recoil reduction when shooting 9mm and 380 as...
Truly an eye opener, your first couple cold shots is a base line for self defense. Especially when competing if one still gets the pre-performance "jitters."
I have fond memories of attending the 1500 back in the 80's when still young. I haven't been for a while, this may be a good time to take a look to see how things have changed. I am close, so the drive is nothing for me, just a few bucks to park and get in the door.