When I chatted with Microsoft just prior to Windows 10's launch, they did mention that like Xbox One, the Xbox App will also get monthly updates.
A small t or casual shirt equates to a 36-inch chest. Casual shirts are small, medium, large, or extra large. A dress shirt is identified by the neck and sleeve measurements; a small having a 14-14 1/2 inch neck and 32/33 sleeve length unless you are especially tall, then it might be 34/35.
T-shirt Print Size and Printing Specifications. This is a 12 design, the width is approx 8, properly prepared artwork for a one-color print, black ink on white t-shirts. Preferably we would receive this design via email in a PSD, grey scale format at 1-300 dpi at the size it is to be printed.