Brighter you better take him under your loving wing
I swur on me mum, I'll slit your throat if he just falls into the cracks of mediocre builders that can improve so much
He builds a lot like the way I did when I first joined. Now with almost 4.5 years experience I've come exceptionally far
in general, it's a 6/10, but for someone who is so new, I'd easily give it a 9/10 with that in mind. Tell your friend/stranger to continue working at building, use bigger bricks, show him neat tricks and techniques, brick types, etc.