Increased interest in HTML 5 has sparked debate over whether player-based technologies will be irrelevant in the future. But while HTML 5 has the potential to improve some user experiences, it comes with its own set of implementation challenges that can outweigh its benefits. Customer experience professionals should look to HTML 5 as a means to improve accessibility, design apps for Apple devices, and build text-heavy sites. For firms looking to develop highly interactive functional online experiences, sticking to established technologies such as Flash and Silverlight is the way to go in the foreseeable future.