Deletion of Rational numerals

Comment: basically per . The only actual source for this is the Strazds 2016 paper, it's in a journal that (until the recent takedown) was listed in Beall's list of predatory open access journals (so even that one source is not reliable), and Google scholar can't even find the paper itself let alone any publications for it. This doesn't pass  nor the more specific guidelines in  otability (numbers
Stance: delete
Cited policy: Wikipedia:No original research (WP:NOR||WP:GNG||WP:N)

Comment: In my oppinion an interview with the author clearly conforms to the WP definition of the |secondary source. Tenisons explains the Rational Numerals using an introduction film. He also discusses the film, and responds to the questions from the auditory on it
Stance: comment
Cited policy: Wikipedia:No original research (WP:SECONDARY)

Comment: The new source is just an interview with the author. It is not  |secondary source. And in the video  Tenisons does neither explained what is Rational numerals nor said anything about it. So it is not secondary source either
Stance: delete
Cited policy: Wikipedia:No original research (WP:SECONDARY)

Comment: I prodded this earlier. Fails 
Stance: delete
Cited policy: Wikipedia:Wikipedia is not for things made up one day (WP:MADEUP)