If there's not a big performance penalty, sure. Being fully compatible with existing archive files is a sufficient win to justify sins much worse than this one.
Out of interest - have you developed an opinion on the pg_get_serial_sequence thing? Also, what's the latest I can get pg_dump fixes in?
Chris
---------------------------(end of broadcast)--------------------------- TIP 9: the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match