They are not worth the trouble.
Fortunately I was able to fix the 33mb vs. 1tb problem with my WD HDD, using the HDD Capacity Restore tool linked in this article. Data was not damaged, everything still there after the fix.
Cheers -Richard
Security code (Required)* To prove that you're not a bot, enter this code
Name (required)
Mail (will not be published) (required)
Website