Greetings from a 54 year old.
If it his ambition, let him do it and if he has your support, even better, is my opinion.
My guess is that we will all be surprised of what feedback we will receive from him.
If you don’t receive a ring kit for the start, still go ahead. Upgrades can be applied later.
Check out a boat build with the regular brackets Building a Bolger Bobcat (Payson Tiny Cat) catboat from CAD on up