So Brooklyn is (one of) the “bloggiest” place in America (see endnote) – a fact verified and positively fêted at Thursday night's Brooklyn Blogfest, now in its robust fourth year. Here was the opportunity to put faces to the blogs based in this truly outspoken borough, and more than 300 digerati emerged to revel in each other at The Powerhouse Arena in DUMBO.

This year, Postopolis was a five-day event, where bloggers of the built environment came back out from behind their keyboards, convening in a real, live urban environment. For me, this trip out west was a follow up to the first Postopolis that...