I suspect it has to do with the new version of webkit that ships with 10.4.11 and the fact that my computer is quite slow. any flash content (youtube is the worst offender) eats up all processor cycles.
While the article headlines can still be selected and are marked as read after a given time, the content in the article view area does not update, but shows the same flash content.
Vienna needs...
2007-11-15 10:05:28 UTC in Vienna