With over 160 technical articles, 266 blog posts, and dozens of videos you can find online, you can get lost and enjoy the ride. Here for you are are one featured article and one featured video, with links to a few more and from there to the tentaculous library.
Even with almost a million people who have taken a Certified ScrumMaster course and perhaps double that for non-certified agile courses, we have scarcely touched the work force. In fact, we have hardly scratched the surface of people who can benefit from working with the agile mindset.
So, no, agile is not dead, quite the opposite.
Being asked a tricky question, I ended up reflecting on an old Batman comic I had read as a kid. Shell casings turn out to be the magic.
Take a look, Batman shows up about 2:20 into the video.
View here: https://www.youtube.com/watch?v=0Sgdfo_Aq-g