This is an intellectual exercise, not a useful service. It's similar to those schemes for storing MP3 files in Google calendar entries, or whathaveyou.
The txn cost[1] to write any non trivial amount of data to the Bitcoin chain makes it a very expensive filesystem.
[1] around $0.06/byte
At the current market price of BSV (USD 350) that is 0.00000175 USD/byte, or 0.001792 USD/KB.
I guess a requirement for being the one following the white paper is to take part of a fork with the Bitcoin "Core" chain.