In this case I believe the Y will act as the coupling chamber, making it essentially the same as the more conventional isobaric setup like you show from the blessing.
Idk though, in a typical isobaric speaker the rear of the drivers are coupled to the same volume (box), here it’s the front. Not sure how reliably these terms can actually be applied here beyond marketing-speak.
Yeah im not fully sure, but it is different from how it usually is and not sure if this method would work the same to be called “isobaric”. But then again, that term is thrown around a LOT.
Not Isobarik two concentric drivers
I’m so hyped for Aful x Terrence Howard Magic 1 x 1 = 2
Bro 
Good one
oh yeah that’s it, it was something I haven’t seen either so I was looking forward to it. I’m down to grab it at some point
It’s also not that 