Ok, thanks for the additional info, specially the reply given by Ed Gordon.
This is a backwards compatibility issue more than a data loss thing, as unzip is still able to unpack those odd zipfiles. I've forwarded this upstream: http://www.info-zip.org/board/board.pl?m-1241862258/ -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org