Thank you for an excellent contribution telling the list about that study.
The list might note the absence of Corporate Branding (CB) and Design Style (DS), and few Three Letter Acronyms (TLA).
"Nomenclature is key to understanding the technology." Hooray for those men!
It took me months to deduce that EL, RHEL and CentOS were the same thing essentially to Tor. https://www.torproject.org/docs/rpms.html.en
(Enterprise Linux, Red Hat enterprise Linux and Community enterprise operating system)
Circular paths and dead ends met by those looking for greater explanation have been recognised.
It is a good start.
Robert