I've been on vacation for the past week, so have had little time for research, but I got some sight-seeing in. So on that note, have so...

 I'm taking a week off, busy stuff in preparing for a visit from a friend, so here's something I wrote about 2 years ago. Always int...

     So, apologies for the lack of depth this week, but I've a friend in town and am quite busy. And am on vacation, technically. He...