I have updated the post on VTcite on Web 2.0 tools.   There is information and links to Aggregators/RSS Readers and accessing "Plain English" videos to learn more about general information about Web 2.0 tools.  Please visit the link below for more information.
Lisa J Fernald
Technology Integration Specialist
Essex Town School District
Essex, VT 05452
(802)881-2665 cell