Other world records were achieved at vertiginous heights.
David is especially illuminating on how the warm, gauzy sound of those records was achieved.
There, too, staggering records were achieved in sessions where other works fell unwanted.
The old records were achieved with a huge competitive edge: no black players, no Latinos, no Asians.
"If in the past the records were achieved at a higher level, all we can do is try and beat the opposition in front of us," said Leeds manager Simon Grayson.
Radcliffe, one of three British outdoor and indoor world record holders along with Colin Jackson and Jonathan Edwards, added: "I'll never agree with the records being wiped because I know 100% that at least one of those records was achieved clean and that means more were too".
At this year's spring auctions, big money burbled steadily from collectors' pockets, as 49 separate works topped the million-dollar mark and 35 artist records were achieved.
"A strong year of production as two of our major assets, Western Australia Iron Ore and Escondida, exceeded production guidance and annual records were achieved across seven operations and five commodities," the miner said in its report.
Except for Skyburner, all records were achieved in unmodified production aircraft.
However, many of these records were achieved thanks to its six-day opening, while previous record-holders in some countries opened over the traditional three-day weekend (traditional two-day, four-day or five-day weekend in other countries).
