Do you buy pairs of identical drives? If you want to be extra paranoid, you can use a pair of different models or at least different batches to reduce the risk that they both fail in a short time window.
We had backups and could replay all db transactions up to the minute. Still, the service stopped for more than 24 hours. It took a week to clear the backlog.
Make it an OEM problem.
Those were the heroic days.