AreWePlayingYet? is an open source and public initiative to bring more harmony into HTML5 Audio implementations.
Using the suite, anyone can easily test HTML5 audio capabilities of a browser and find out the features supported/unsupported.
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It is built by SoundCloud and also enables us to quickly add new tests (if wanted).
The specifications are missing some features and sometime leaves room for interpretation. We want to un-mute the Web and make Audio rock!