Mr. Walker said the real gems in the box-set world are the ones that come reimagined and packing truly over-the-top rare items.
Musical box sets go 'above, beyond' →
"The packaging is above and beyond," Mr. Walker said. "It looks exactly like a storefront, and it's got this little window, and it's inset with these little people selling smiles. So from the get-go, the package is nice."