For older people the show will trigger memories. Right, you'd have to be old indeed to have whistled these tunes when they first came out. But many of them were standards up through the '50s and beyond. Tintyping, by the way, is an old-time technique for printing photographic images directly, without negatives, onto pieces of metal.
Revues stand or fall on the basis of charismatic talent.
Lacking the sustenance of detailed plot and character, revues are just showcases for singing, dancing and skits. The Renton cast is not charismatic. The performers are competent. They sound good when they harmonize. But the show amounts to small voices in a big theater.