Code review comment for lp://staging/~maksis/adchpp/adchpp-hbri

hmm, it's unfortunate i forgot to answer that forum post but i still don't see why this has to be a new extension, and especially why it needs a new extension.

i exposed a simpler alternative here: <https://bugs.launchpad.net/adchpp/+bug/309402/comments/40>

it relies on the quality of the PID/CID system, which is assumed to be reliable in ADC where hubs are trusted.