"Duh. If you draw a map from existing sources, they are certainly older. Note the logical leap from "older" to "much older.""
There is his answer to a question presented to him. That is the voice of a fourth grader not a scientist.
I’d say it’s the voice of exasperation after hearing from too many fools. Suffice it to say, anyone who says that the Piri Reis map reflects ancient knowledge of Antarctica was born one.