[nomodem]

"Current wisdom holds that such grand design spiral galaxies didn't exist at such an early time in the history of the universe."

That is, assuming that the standard model is correct. At one time "current wisdom" held held that everything in the sky revolves around the earth.

[Magic Fingers]

“That is, assuming that the standard model is correct.”

‘Zackly! Even their basic premise that the universe is 14B years old could be off by a factor of 10...or 1000.