Midway through 2013, a popular custom ROM called Paranoid Android introduced their multitasking feature "Halo." Bubble-style notifications inspired by Facebook chat heads pop up near the top of the screen, and you simply tap on them to bring up the app in a floating window.
If you're watching a video on YouTube and get a text message, you can bring up your messaging app in a mini window, respond to the text, and get back to YouTube without having to exit it and re-buffer your video. Sounds pretty awesome, right?
Now we can easily get that Paranoid Android experience, even without flashing... more