This paper considers fan reception/controversy on Reddit concerning the Amazon Prime Video Rings of Power character known as 'Meteor Man' (The Stranger) between December 19, 2021, and September 1, 2022, just before the airing of the first two episodes.
"Falling Stars: Canonicity and ‘Meteor Man’ in Amazon Prime Video’s The Rings of Power,"
Journal of Tolkien Research: Vol. 16:
2, Article 7.
Available at: https://scholar.valpo.edu/journaloftolkienresearch/vol16/iss2/7