> >> On 02/08/2018 12:28 PM, Al Kossow via cctalk wrote: >> >> Little concrete analysis has actually been done on these drives that has >> been released outside the >> drive recovery shops.
Al, thanks for the thoughtful response- I was genuinely unaware heads could simply fail outside of the obvious catastrophic modes. (I.E. head crashes) I don’t have a lot of background here- what goes wrong with them? I do wish that the cumulative knowledge developed by these data recovery outfits was just a smidge more public- and I know there are some outfits who claim to “refurbish” old HDAs, although I have no idea what they actually do. I’d be very curious if you or any other list members have more insight into how these processes work. I would like to some day build an SMD and ESDI emulator, but until then there are a lot of misbehaved drives out there- and if there’s anything that can buy them time, even enough to get a good read, there’s goodness there. - I
