Sorry to ressurect this old post, but did you ever end up making a decision?

Hi everyone   I'm a long time lurker and have found this site to be especially useful in helping me purchase my first pair of IEMs last year!   Currently I'm having trouble narrowing my search for a pair of IEMs that will suit me after experiencing the amazing sound of the rockitsound r-50...

I purchased the R-50's over a year ago as my first set of IEMs and absolutely loved the sound.  I had a couple of gripes with the earbud and replaced them with some better fitting etymotic flanges which made wearing the R-50's extremely comfortable.  Sadly after all this time the left ear bud...