The fact that nobody could remember the fruit names (better than random chance) implies that at least sound and/or language are not processed, and thus reports

The fact that nobody could remember the fruit names (better than random chance) implies that at least sound and/or language are not processed, and thus reports of such are false memories. The fact that nobody could remember the image on the tablet facing the ceiling implies that no actual OOBE happened, and that part is false memory.