Twitter Circle is finally live globally, meaning deeper subtweets for all

Twitter Circle is rolling out to everyone globally today, giving users the option to restrict individual tweets to a select audience. This new Twitter feature could finally let you retire your secret depression account — provided you're careful about selecting your Twitter Circle when writing your sad tweets. Now available on iOS, Android, and desktop, Twitter Circle allows you to create an exclusive cohort of up to 150 followers, letting you tweet missives visible only to them. People who are...