[Wrapping up the week in three dots . . .] Mark Adams COO Conversation Group . . . Mark Adams, the co-founder of Text 100 and Next15 Communications is taking over as COO at the Conversation Group. He'll be spending about a week every 6 weeks here in San Francisco. Last time I saw Mark he was over at Chris and Kristie Heuer's place figuring out how he could walk to SF airport the next day to catch his flight. No amount of cajoling could dissuade an Englishman with a mission. Mark took a ta