drug taking in sport

[CL]

So he had a big engine, but without data on his economy, it doesn't prove he was at the human limit of running.

The data is 27.30 for 10km and V02 of 87.The economy is implied in that information.

You're right it doesn't prove the limit of human ability.That limit can only be achieved with drugs!Besides if you really believed in what your saying, you'd have to apply that to the womens 10000m, an event you've conceded was set with the use of drugs.