[zippoxer]

Exactly. As long as there's demand to keep hosting files in the network, there WILL be providers hosting your files. Even if a hosting company who hosts 5% of the network (that's a lot) decides to exit the and stop hosting, your files are spread between enough computers and you only need about half of them to be online to recover your files.

[jondubois]

Unless some parts of your data happened to be replicated across multiple shards on that same hosting company's hardware. Then you would have a partial loss of data.

The bad thing is that you would not be able to hold them responsible.