> However, I would like to consider buying something else to connect
> said tivos to the network, since most of their network traffic will be
> tivo-to-tivo or tivo to internet, and not tivo to pc, and I'd like to
> minimize the traffic over the wireless.

Wire CAT5 ethernet from each Tivo to the router. If you really want to
isolate the Tivo-to-tivo MRV traffic you could add another cheapie switch
between them and the wifi router.

Thus you'd use wired ethernet USB dongles on the Tivo units, not wireless.