(Update: I had some slight flexing in the driver when I adjusted them when they were fully in my ears, but nothing out of the ordinary or bothersome. After about 2.5 months after several hours of use every week flexes the driver is almost gone ) Everything seems to sound the same but I think it's a bit worn) More sensitive to peak selection than I've experienced before. Peak selection can range from excessive bass boost to more neutral bass/treble boost and in between. The tips provided don't…