Now that the DAC10 is burning in a few days..... That minor quibble I had became even more so a minor quibble.
For the excellent quality sound it is now motivating me to be willing to adapt to new ways to deal with the need for volume changes before switching to another source. But, I still wish the volume level could be seen at all times. After all, its a preamp, not just a DAC. Maybe the next version can have this feature? ...