Making sense of the Russian 5th generation fighters in Syria

[This article was written for the Unz Review] When I got an email from a friend telling me that a pair of Su-57s was seen landing at the Russian Aerospace Forces base in Kheimim, Syria, I immediately dismissed it as a fake. The list of reasons why this could not be true would run for pages. I knew that, so I simply replied: “that’s a fake” and forgot about it.