On Wed, 14 May 2008 02:02:51 GMT, "Ron A." wrote:

King ties the Jepp update to the gps unit serial# on at least the older
units during the actual download so it won't function even if copied.

King ties the Jepp update to the card serial# - you can move a card
from box to box all day long, but you can't install the update on
multiple cards.