Twitter Accidentally Confirms New 'Twitter Blue' Subscription Service

Twitter appears to have accidentally confirmed the upcoming release of its new subscription service "Twitter Blue" through the App Store.Researcher Jane Manchun Wong posted photos of the new Twitter feature in a series of tweets:Twitter confirms "Twitter Blue", which costs $2.99 per month by publicly including such In-App Purchase on the App StoreFor testing, I've become the first paying Twitter Blue customer ?Twitter Blue comes with Color Themes as well as custom App IconsReader Mode coming soo...