> Most of the shit you mentioned are up front one time costs with a minimal maintenance requirement.

Are you kidding me?

> gaming rigs and their upgrades

Oh cool the newest NVDIA GPU is out, that'll be a $500-1500 cost!

> collectibles, legos

Yup - this hobby is all about upfront one-time costs

> shop tools and materials, music gear

Have you met anyone with a machine shop or who is into playing gigs?

> sporting and camping gear

lol..outdoors people love accumulating gear for each trip