“That is is a forgery is not in question. Why it does not seem to matter that it is a forgery is the real question.”
It’s cuz in reality the answer to the part not in question is the opposite of in your fantasy.
“On April 27, 2011 President Barack Obama posted a certified copy of his original Certificate of Live Birth.”
http://hawaii.gov/health/vital-records/obama.html
Like the Hawaiian Department of Health certified copy of the Hawaiian certificate of live birth for Sun Yat-sen, who was born in China?
And yet it says right on the document that they did not. So were they lying in their public statement, or were they lying in their statement on the document?
Did you even bother to look at what they released and notice (as any fifth-grader could) that it's an obvious forgery?