As someone who spends much of his life on Conference Calls I am completely sold on them as a really efficient and effective way of doing business, particularly where there are numerous participants separated by large geographical distances. They generally work very well, particularly if the discussion is led by an effective Chairman and the participants are all well connected and concentrating on the business at hand rather than something else.
However, we have all had to deal with the constant interruptions of station announcements from someone on a train or the crash of breaking dishes from someone in a restaurant. I just loved the attached link which somebody shared with me recently. Click on the link to start the week with a smile on your face - it only takes a couple of minutes.