From Devuan themselves, as follows:

“Groundbreaking OSINT investigation shows how three decisions by individuals with undisclosed financial interests permanently altered the identity infrastructure of every major GNU/Linux distribution running systemd”

They provide two links:

https://tboteproject.com/systemdfindings/

Mirror: https://isoc-sig.freifunk.net/systemd/systemd birthDate Merge_ Corporate Filings & Governance Failure - TBOTE Project.html