A reader asks: "EXPLAIN THIS, PLEASE." Oh, well, it seems pretty obvious to us, why editor Janice Min is leaving the tabloid mag Us Weekly after seven years: it is a GENIUS time to get out. She WON. They have an ad page downturn of only 10% this year, versus, like, double and triple that elsewhere. That magazine was hot, and agenda-setting, both in the category and beyond. And if I were running a mag, I'd get the holy heck out now, right now, NOW, and continue to look STERLING as the market goes further to hell. Also we figure Janice was probably like, "This time around, I [...]