Skynet, a public web hosting service, was released by Sia after 20 years of R&D. Files and data shared on Skynet are permanent as long as a user 'pins' it. Skynet is independent and operates on marketplaces and incentive structures as opposed to the cloud and human oversight.
https://blog.sia.tech/skynet-bdf0209d6d34
https://cryptobriefing.com/sia-launches-skynet-blockchain-peer-to-peer-file-storage/
250TECH