Ah, you are right, it was.
by ewillND (2020-03-04 15:02:21)

In reply to: I don't think it was the Vaporflys that hurt her ankle.  posted by Rocksteady74

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I knew that she was sponsored by Saucony, but I think that all of the runners at the OTs got a new pair of Vaporflys.

That said, it's a shame that she didn't get the same economy, and had trouble, with the shoes that are very clearly giving a boost to a lot of runners. I think that this is going to be a debate for quite a while.

Interestingly, there is a range of responses even ...
by Rocksteady74  (2020-03-05 13:39:13)     cannot delete  |  Edit  |  Return to Board  |  Ignore Poster   |   Highlight Poster  |   Reply to Post

... among elite runners with respect to increased economy. Moreover, the plate on top of the extra foam can exacerbate issues such as excessive pronation. And if you aren't running fast miles (at least below six minutes per mile), they can be more problematic than useful. Of course, the latter point isn't really and issue for an elite runner. But it should make the rest of us feel better about not enriching Nike to buy a pair.

Not that I ever buy Nike stuff anyway.