It did sound like Joe, but probably took them recording several days' worth of his rambling gibberish to edit together that (unusually coherent) audio recording.
Oh, please. Yeah, did sound like Biden . . . about 30 years ago, that is.
The pre-recorded "call" was rather obviously AI-generated. It wasn't even a particularly good effort. Technology-wise, this isn't hard at all.
People need to wake up.