$\bullet$ Unapologetic John Armstrong discusses an economic model without once mentioning Category Theory. Also he appears to have started another blog. Oh, and here’s a thread on th’ Carny.
$\bullet$Another thread on CoM, at Michi’s … and still another, at MathNotations. Michi himself is on vacation and hasn’t said much …
$\bullet$Tom Lehrer Collides With the Periodic Table of the Elements, at Millard Fillmore’s Bathtub, via meeyauw. As for added verbosity, hmm … here’s a gratuitous self-reference.
$\bullet$Terry Tao on Danica McKellar.
$\bullet$Gerbes in The Guardian.
$\bullet$ Innumeracy Cannot Be Overestimated, in Language Log. See, I don’t just read math blogs …