Hi - > From: "Dave Aronson" <ietf2dave@xxxxxxxxxxxxxxx> > To: "IETF Discussion Mailing List" <ietf@xxxxxxxx>; "Janet P Gunn" <jgunn6@xxxxxxx> > Sent: Monday, August 26, 2013 9:54 AM > Subject: Re: Charging remote participants ... > I had to go Google that. To save others the trouble: it seems to > refer to rides at a carnival, and mean "whatever losses you suffer in > one place, you usually make up elsewhere", implying that it all > balances out in the end. I had to google it as well. The word "roundabout" (in the sense of "traffic circle") led me to mistakenly think it had something to do with navigating British streets, but this seems to be where the idiom comes from: http://www.oldpoetry.com/Patrick_R_Chalmers/Roundabouts_and_Swings Randy