The Spinward Marches has been updated (backdated?) to 1105 to match the other data updates, bringing it in line with the T5 Spinward Marches poster by FFE. The updated data is courtesy of Marc Miller, Donald McKinney and Robert Eaglestone. This includes the sector data and metadata (routes and borders).
In addition, where the "Sector Data" link was at the bottom of the map has been replaced by two clearer links: "Source" which takes you to the published source of the data (if any), and "Data", which serves up the SEC data used by the site itself.
I'm sad to report that, as part of this cleanup, the anomalous jump-5 X-boat route between Tenalphi and Strouden that's been with us since Supplement 3 is no more. It's been replaced by a jump-4 route between Tenalphi and Persephone. Gone are the days of envisioning it as everything from an experimental route to a spatial anomaly. At least in the OTU...