These are a fancier version of what those guys were wearing. I think the high end version is pure oxygen free silver with little nanobots the scoop up sounds waves and gently guide them to your ears.
Look at the price on those babies. Wow.
Despite the fact that I *know* that there's no limit to what people will spend/buy on 'audiophile' hi-fi, I'm calling shenanigans on this one...
1. That looks like a really poorly photoshopped picture of David Beckham
2. "Roskhilde Audio" only seems to come up on Google linked to this article
3. Article posted on 1st April
That said, I bet if these things did/do exist for real, people would/did/do buy them...