What I've always found fascinating, (although maybe you guys won't
) is that within, more or less, a year of each other you had Hit Singles from the Yes camp--a band that eschewed singles throughout their career.
To wit: Jon (with Vangellis) had his Friends of Mr. Cairo
Steve Howe (with Asia) had Heat of the Moment
Yes (West) had Owner of a Lonely Heart
It was like, all of a sudden, these dudes got really hip