According to the news of the Titanium Media App on February 10, Microsoft on Wednesday announced a number of commitments to the operation of digital stores to show a more friendly attitude to external developers, thus ensuring that its $68.7 billion acquisition of Activision Blizzard was successfully approved. Brad Smith, microsoft's president and vice chairman, said Microsoft would not use non-public information from the app store to compete with other developers' products. The company's principles also reveal that it will allow all standards-abiding developers to use its app store, adopt consistent app store marketing rules, and will not favor apps from Microsoft and its partners.