
Hitachi Launches Its First Perpendicular Hard Drives
2.5-inch hard drives that can hold 160GB of data will be available by mid-year.
Ref. https://www.pcworld.com/news/article/0,aid,...l_wbxnws,00.asp
This is a breaking point in mobile computing but from all of the original tests that I had seen with this technology showed major heat concerns. I am unable to find any rating specific to these drives addressing this issue but it is one that I would definitely be concerned about before purchase.