You make a good point, and unfortunately you experience is pretty much typical, but it need not be the case. Many videoconferencing systems (perhaps most) tend to be at the bottom of the IT support food chain.
Updating firmware in the videoconferencing unit is an absolute must, yet many organizations treat that with the same regard as backing up your desktop data regularly.

Our organization spends a considerable amount of time and energy on doing video conferencing well. It requires good initial planning and ongoing solid tech support to provide a high QOS to our end-users.

I for one am prepared to welcome our HD Overlords!