Healthy debate is good for the sport.
Four years ago, LetsRun.com's Robert Johnson said we were nowhere close to a sub-2 marathon and he's not backing down after Kipchoge's amazing 2:00:25 run:
In 1991, when the marathon world record was just 2:06:50, Dr. Michael Joyner famously predicted a human could run a marathon in 1:57:58. He shares his thoughts on Kipchoge's run here.
What do you think?
Professional cred gone. Professional temper tantrum and continued salt over the whole ordeal is impressive however.