This page mostly covers what Microsoft does in Twitter, not what Twitter is doing.
Microsoft Twitter Bots, FTC Blowback, and Paid-for Vista 7 Glorification
Are Microsoft Employees (Technical Evangelists) Using Spammers in Twitter?
More Microsoft AstroTurfing (aka ‘Technical Evangelism’) in Twitter
User “Microsoft Incentives” Wants to be Your Friend, Too
Microsoft’s Twitter AstroTurf Continues
Who is Pumping MSFT and Pimping Microsoft in Twitter?
Does Microsoft Still Create Twitter Accounts for Guerilla Marketing?
Microsoft’s AstroTurfing, Twitter, Waggener Edstrom, and Jonathan Zuck
Microsoft Offers Gentle Bribes to People Who Mention Vista 7 in Twitter
Microsoft Was “Twitter’s First-ever Association with a Marketer”
GE, Microsoft, Comcast and (Microsoft AstroTurf at) Twitter: Pact of Lies
Microsoft Announces More SPAM and Bribery Tactics
Microsoft Hires Federated Media for Twitter AstroTurfing
Twitter CEO Goes to Microsoft
Microsoft Has Your Facebook and Twitter Data, Tightens Relationship With Those Companies
