Don't work yourself too hard. I really dont mind how long the wait is for mine.I am hoping for mine before christmas as it has already missed my birthday :)
Its all good. I am sure it will be worth the wait.
The in built usb32 is quite listenable on the master 7 by which I mean I don't feel I'm losing much using the inbuilt usb32 input in comparison
To the M2tech Evo (with external clock and battery PSU) or the Audiophilleo 1 I also own.
I am going very much the same way as Arnaud with BHSE on order to power my SR009s and SR007 Mk1s on my main system, but retaining HD800s / HE6s powered by A-g Master 8 for dynamic system. Some how the choice of headphones on both systems...
I use a Mac Mini i7 and Macbook Pro i7 and a couple of PCs using Win7Pro and Win8Pro.
I used to think the Mac had better sound by USB but I dont now. JRiver + Jplay sounds as good as Mac.
The decent music plaing...
Yep I use a master 7, master 5 and Hd800s and they are a lovely combination.
In another system I have master 7, master 8 and Hifiman he6's
In the lounge I'm running Master 7, master 1, master2's
I used to be an Audio-gd dealer and still...