FWIW a partner of mine has been using this setup less for the CDN aspect and more for the free B2 egress, and a TB or two of large encrypted files (rclone crypt

FWIW a partner of mine has been using this setup less for the CDN aspect and more for the free B2 egress, and a TB or two of large encrypted files (rclone crypt remote) have not resulted in any complaints.