No matter what password you use, I highly recommend regularly exporting a plaintext copy of it to somewhere safe like an encrypted volume on one or more of your devices. Just do it once a month - mount the volume, export the database in plaintext directly to the volume, then unmount it. If your password manager locks you out because of a bad software update, service outage, or you hold the wrong passport and got sanc…
wife had issue with bank and wanted to flush all browser caches, but didn't notice that for some reason passwords checkbox was preselected. it deletes all saved passwords saved in cloud without way to recover (unless you have some offline device that didn't yet synced)