Interesting but looks like he'll go to kickstarter to raise money. Wonder if he has a headphone partner. http://www.foxnews.com/tech/2014/03/10/neil-youngs-high-fidelity-music-player-to-sell-for-3-lands-on-kickstarter/?intcmp=features

I'm not a custom EIM user but for $40 this sounds like a fun experiment. Looks like the thermoplastic pieces are available separately to modify standard in-ear types. http://www.decibullz.com/ Anyone try these out? Might just be cheap solution to the noisy bus. Scott