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Lexar unveils the world's first SD cards made of 316 stainless steel
(www.techspot.com)
This is a most excellent place for technology news and articles.
Better thermal conductivity and in turn dissipation than plastic does tend to longer lasting flash chips, how much this change means in real world practice though remains to be seen
Heat is a flash storage killer of all kinds
It's hard to believe that it would have taken 25 years for the many SD card builders out there to figure out that a heat spreader could solve the degradation problems.
Why would they want to solve an issue that causes you to need a new product from them