I've been following a Computer Audiophile thread for about a year on the Ethernet Switch John Swenson of Uptone Audio is developing. From what they say, it is an ambitious active Ethernet isolation and clocking implementation that is wholly different from other audiophile ethernet devices and switches on the market.
It is not in production yet, but given their description of their work, and the track record with their other products, it may be worth waiting to see what they come up with.
It is not in production yet, but given their description of their work, and the track record with their other products, it may be worth waiting to see what they come up with.