Diamonds are Mans Best Friend?

A story today about Diamonds as digital storage devices and a Chinese breakthrough in data storage increase which can be reliably stored for Millions of Years.
Record-breaking diamond storage can save data for millions of years
https://www.newscientist.com/article/2457948-record-breaking-diamond-storage-can-save-data-for-millions-of-years/
Mercury has a layer of diamond 10 miles thick, NASA spacecraft finds
https://www.space.com/mercury-diamond-layer-10-miles-thick-nasa-messenger