The most versatile in-ear headphones on the market? 

I have used the Technics premium in-ear headphones, EHA-AZ 80 for about 6 months and this is my long term review. What are the pros and cons?
And are they worth their premium price?
0:00 intro
02:00 my previous in-ear
03:30 technics az80
04:20 sound quality
06:05 fit
07:05 anc
08:15 small problem & the case
10:30 overall experience