It's more that the word "extraordinary" seems to be used as an excuse to dismiss perfectly valid evidence of interesting and unusual events because the evidence isn't "extraordinary" enough.
There is no SI unit for extraordinariness [1], so these assessments are rhetorical and subjective, not scientific.
[1] Not to be confused with statistical significance, which happens at a later stage in investigations.
There is no SI unit for extraordinariness [1], so these assessments are rhetorical and subjective, not scientific.
[1] Not to be confused with statistical significance, which happens at a later stage in investigations.