Alas, I have external drives from 2015, 2010, etc. that I've never filled up completely. Should I consolidate on a newer one and junk them? Some I haven't accessed in years.
Gives opportunity for sorting archives into tiers of importance based on current perspective. Content with highest ratio of importance/size can be stored on enterprise-grade SSD.
The best motivation for keeping healthy archives is to use them :) It's worth finding offline OSS/paid software to help categorize/search/browse archives. Upcoming offline LLMs should also help.
Tailscale on Apple TV (and other devices) can be an exit node for remote streaming access to archives on home networks.
Like having your own Netflix service.... I found I watched a lot more of my movies that way... than when they were just sitting on my drive.