Western Digital offers the most reliable high-capacity hard drives, with Annualized Failure Rates (ARF) of under 0.35%. Or so the latest quarterly data from Backblaze indicates. The drives include the 14 TB and 16 TB models that have been in operation for 8.537 million and 5.139 million days, respectively. The WDC WUH721414ALE6L4 (14 TB) registered …