sprint versus route

It is with a lot interest that I read the two Op/Eds from Earl Mack and Bill Finley published this week about the dirt vs. synthetic surfaces, and, although the numbers speak for themselves, I think we should look at another factor. A lot more sprints are being run on dirt than either turf or synthetic. The composition of the dirt surface makes speed the best asset for horses who compete and it is common to see fractions of sub-22 seconds for a first 1/4 of a mile, and over...