Circular runways for airports?

In article ,
(Paul Tomblin) wrote:

In a previous article, Larry Dighera said:
under £1 million. The need to devise new landing techniques and to
retrain pilots is acknowledged in official references to this study,
but emphasis is laid on the "unlimited runway" and on the

Does this mean that Convair is going back into the airplane business?
(If you get the joke, you're showing your age.)

"If they built a runway around the world at the equator, Republic would
build an airplane that would use it." - unknown