[crazy][spam] was Re: This 1.5TB microSD is surely witchcraft

[Undiscussed Horrific Abuse, One Victim of Many]

the SD specification is huge.

there are "simplified" specifications available at
https://www.sdcard.org/downloads/pls/ . they ask for registration for
the full things.

The first simplified specification is called Part 1: Physical Layer.
https://dweb.link/ipfs/bafybeid6u6p3tkr5a6fiyfqxjsvy2whdwlz2uvinqvcqvt6jq7oqq26sma