I just started using this while in my Gmail on my Desktop Chrome Browser, but I know it’s cool in Safari….See Details.
@TatWza

Not to sure about IE, or FireFox though. I kinda love it on my laptop alas I Didn’t have an Android to Droid up with and have Priority on the Go, But I Cry no more For Google has fashioned Prority Inbox To Gmail Mobile App, All Scream of Rejoice!!!!