9 インチ以下のタブレットとか、スマートフォンは OS が無料になるみたいなので、とりあえず記事書いてみた
Build 2014 の基調講演で発表があったようです。
Wednesday at Build 2014, Microsoft Corp.’s developer conference, the company announced several advances to Windows including Windows Phone 8.1, the availability of Windows 8.1 Update, a converged developer platform, and a $0 royalty licensing program for OEM and ODM partners developing smartphones and tablets with screens under nine inches.