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There’s the original pronunciation, the suggestive spelling, the common phenomenon of punning in programming, and the natural way people pronounce it as a familiar name when they first see it. Then there’s your camp with a mythical, dorky pronunciation they pull out of nowhere and reinforce because.
I think people are fine to call it Jason & drive you irrationally mad.
Yep: I often see people try to “correct” learners at bootcamps pronouncing it Jason. The fact people pronounce it Jason until told otherwise tells us which is more natural. The “correction”, in contrast, is a myth that must be learned.
Acknowledging something happens doesn’t endorse it, and Crawford never endorsed your pronunciation as natural. As I suggested earlier, he said “I strictly don’t care”. Jason is a completely reasonable & natural pronunciation.