Amusingly enough 'set' has the largest number of different definitions in the English language!
To steelman the author's argument, I think it would have been better to focus the blog post on how people can sometimes deliberately or carelessly obfuscate discussions when using technical terms or technical uses of common terms. For instance, a user elsewhere in the thread mentioned how the word 'racism' can have at least three distinct meanings in North America that are used in cavalier ways sometimes.
To steelman the author's argument, I think it would have been better to focus the blog post on how people can sometimes deliberately or carelessly obfuscate discussions when using technical terms or technical uses of common terms. For instance, a user elsewhere in the thread mentioned how the word 'racism' can have at least three distinct meanings in North America that are used in cavalier ways sometimes.