December 28, 2006 This directory contains the latest version of the Yatbu browser and a Yatbu-specific version of the Problem List Subset data. This is a freely distributable application containing the same Subset term data as in the main Problem List Subset directory. System requirements are: Windows 2000 / XP 256MB RAM Microsoft .NET framework version 1.1 or higher The Archive subdirectory contains archival versions of these distributions, for debugging, change tracking, or other purposes. Changes: Version 1.11 (12/28/2006) contains three changes: 1) It improves the right click / copy feature to be more intuitive. 2) Code is optimized to load data files faster. 3) You can now export the subset under a selected node to a tab delimited file (right click menu).