There's a possibility that unencrypted data could be in a sector marked "bad" (if plaintext data was present before encryption was turned on). It's just not wor

There's a possibility that unencrypted data could be in a sector marked "bad" (if plaintext data was present before encryption was turned on). It's just not worth it. I always take my drives out and put a few holes on them on the drill press before disposing/donating computers.