Looking around, catching up

The more tired I am, the harder I find it to concetrate, so there will be no academic journal articles today. Hopefully tomorrow. But in the mean time, we can catch up on several "news" items that have crossed my monitor today:*I hated to hear last week that Ken Lay died. I was disappointed. Not (as I heard a person on the radio say) because he did not get to serve time or even be sentenced,