@cstross - I wonder what ever became of this?
https://www.extremetech.com/extreme/132793-the-10-million-year-sapphire-hard-disk
A multidisciplinary team has come up with the ultimate long-term storage solution: two 20cm (8in) sapphire disks, molecularly fused together, with a thin layer of inscribed platinum in between. The disk is expected to have a lifetime of 10 million years.
@jalefkowit Or make it clear that you are taking video using this app: https://www.aclu.org/issues/criminal-law-reform/reforming-police/mobile-justice from a burner phone.
Police tend to be less ACAB when there is a strong likelihood of accountability.