The M4U 9 has been available for a while now through PSB directly, but I've been waiting for impressions and reviews before I potentially buy. has anyone tried this headphone?

I just saw a Kickstarter link for these headphones: https://www.kickstarter.com/projects/vernte/custos-smart-headphones?ref=nav_search&result=project&term=vernte&fbclid=IwAR3y53uKPXJY_6Hm5Tjy56t_q5ZmueVWlQi1ufUqgRknTsTaQ2tIAVMTyVQ I think there is definitely potential for something like this...

i'm surprised I haven't seen these mentioned here, save for a post announcing them at CES, and someone mentioning them in the MDR1000X impressions page. honestly they're the nicest Bluetooth over-ear pair of headphones out there IMO, but also work well in wired mode even without their builtin...