This is the one-year anniversary of the Social Media Insider, so, 52 weeks later (and, yes, I did post every one of those 52 weeks), I thought it would be fun to do a year in review of the columns that elicited the most comments during the past year. It's a telling peek into what you, the readership, really care about, and boy, do you care. Only one column all year garnered no comments. I'll reveal which one it was, at the bottom of the column.

Oh, boy, has it been another fun week at Facebook. In case you never read back to the beginning of it all, earlier this month the company quietly changed its terms of service, to say that Facebook users were now granting "Facebook an irrevocable, perpetual, non-exclusive, transferable, fully paid, worldwide license (with the right to sublicense)" to do whatever it wanted with anything they posted. (The story broke over the weekend because, thought it may take awhile, there are actually people who read terms of service.)

For me, this week will always be remembered as the one in which Twitter almost had a business model. It all started when Biz Stone, the same Biz Stone who said "Twitter will remain free to use by everyone ... " was quoted by the U.K.'s Marketing magazine saying: "We are noticing more companies using Twitter and individuals following them. We can identify ways to make this experience even more valuable and charge for commercial accounts." Call me crazy, but that sounds like Twitter is planning to charge for commercial accounts.

Was settling in to relax a bit on the couch last night, after a long day of blog posts, tweets and friending, when, in my nightly channel surf, I came across Charlie Rose interviewing this guy who screamed Silicon Valley: boyish good looks, a J. Crew-style sweatshirt, and graying hair that hadn't been combed since he got out of bed or since he got out of the shower. Turned out it was Chris DeWolfe of MySpace, who, with his even more boyish co-founder, Tom Anderson, was being interviewed by Rose. A few statements by DeWolfe and Anderson stood out...