I can't find any guarantee on reliability for Backblaze, their SLA ( https://www.backblaze.com/company/sla.html https://www.backblaze.com/company/sla.html ) has

I can't find any guarantee on reliability for Backblaze, their SLA ( https://www.backblaze.com/company/sla.html https://www.backblaze.com/company/sla.html ) has "Backblaze will make commercially reasonable efforts to ensure that B2 Cloud Storage is available and able to successfully process requests during at minimum 99.9% of each calendar month. "