Comment 5 for bug 2009669

Closing this as "Won't fix", following discussions with the team.

Any combination of options is technically valid, as explained below:

000 : Disks are not erased automatically when releasing. If erase is specified it will be slow (writing null bytes to the whole disk)
001: Disks are not erased automatically when releasing. If erase is specified it will be quick (using wipefs)
010: Disks are not erased automatically when releasing. If erase is specified it will use the secure erase feature of the disks if present, else fall back on slow writing null bytes to the disks
011: Disks are not erased automatically when releasing. If erase is specified it will use the secure erase feature of the disks if present, else fall back on using wipefs

100: Disks are erased automatically when releasing.
101: Disks are erased automatically when releasing. It will be quick (using wipefs)
110: Disks are erased automatically when releasing. It will use the secure erase feature of the disks if present, else fall back on slowly writing null bytes to the disks
111: Disks are erased automatically when releasing. It will use the secure erase feature of the disks if present, else fall back on using wipefs