I think it's slander because he does not know how many hours NYT spent on making it
You're confusing the legal concept of "slander" with the concept of "perhaps being wrong". For extra irony, by your definition of slander, you're guilty of it simply by accusing this guy of being guilty of it.
edit: Whoops, by posting this I too am guilty of slander by your definition.
You're confusing the legal concept of "slander" with the concept of "perhaps being wrong". For extra irony, by your definition of slander, you're guilty of it simply by accusing this guy of being guilty of it.
edit: Whoops, by posting this I too am guilty of slander by your definition.