> Equally possible is that amazon's S3 margins are getting better.
Which is acceptable if they're providing better value in features. From casually looking around it seems that Backblaze's B2 is much cheaper, but doesn't have a good story around reliability, namely uptime guarantees and simple multi-region redundancy. If Backblaze could match AWS in this regard, and with their Bandwidth Alliance with Cloudflare, they could provide better downward pressure on pricing.
Which is acceptable if they're providing better value in features. From casually looking around it seems that Backblaze's B2 is much cheaper, but doesn't have a good story around reliability, namely uptime guarantees and simple multi-region redundancy. If Backblaze could match AWS in this regard, and with their Bandwidth Alliance with Cloudflare, they could provide better downward pressure on pricing.