https://catbox.moe/ et al are free and no account needed
B2 and similar with a little effort is half a cent per gig
I don't know why you would use this unless you like OP's attitude and want to simply support him.
That leads to the question. How much bandwidth does imgz stand up to? It says it's "included" so no charges, but quota is not clear.
- edit -
>No. I don't know. It's not a problem yet. If it becomes a problem, I'll make it your problem, but I think we're gonna be okay.
Looks like there's no quota for now.
https://news.ycombinator.com/item?id=20791660
E: lol you were in that thread, you probably know about it
I'm not sure they're ready for my kind of volume yet.
They don't list their per file bandwidth quotas because they are incredibly low, suitable for cloud storage, not for file sharing, especially not mass sharing.
The issue was never that iCloud was scanned, it was that your phone is scanning your photos and that the list was opaque- it's a whole other thing if it's your own device which is supposed to be _yours_ that is spying on you. Potentially for big brother.