Someone's still got to dedicate a chunk of their disk to retaining a copy, though. These folks send copies of all their archives to IA, so it's no less permane

Someone's still got to dedicate a chunk of their disk to retaining a copy, though. These folks send copies of all their archives to IA, so it's no less permanent than IA. And being focused on a specific niche (with deep-pocketed backers) means it's less likely to blow up for unrelated reasons.