Thank you for the replies. We went ahead and got them for the family.
I've seen people switch off the Super Trailblazers. Mom and one kid ride, then later dad and other kid ride. Get shorted on Time Traveler, but unlimited elsewhere.
Was thinking this might be similar, but the wristband killed that thought. And yes, I'm used to the evil stares. Was thankful for them on Thursday. Didn't use them as much today.