When I first found that out about 7 years ago, I figured they would soon embrace doing them online. Well, that hasn't really happened yet, but that could be changing soon.
I just came across this article about a house that recently sold Lilyfield Australia for $1.6 million all online. It ran for 3 days and attracted 22 bids.
It is certainly requires less to coordinate and extends the reach of your buyer audience. It only makes sense to take them online and will be fun to see that trend continue.
Here is a link to the full article in case you are interested.