Mention bringing pictures to scan. More time for discussion of general issues like standards for archival finding aids. Get the reading list out a little earlier. Get Daniel Pitti or another SGML author in one day for some counterpoint. Cheat sheet of commands for navigating DOS, FTP that editors use.
Difficult material is presented clearly and the hands-on application is invaluable.
The opportunity of interacting with people in other disciplines was delightful and informative. This is one of the most important things I've done in a long time. Though the staff, courtesies, and refreshments were satisfactory to excellent, I found the breaks in the Press Room crowded, noisy, and irritating. Would it be possible for a set of breaks to be held at another location. On the Lawn, at least once, might have been good.