He probably just wanted to see how much longer he could last. If he could make it the entire fight without getting KO'd, win or lose, that would be a huge win of its own. Mayweather haters are already trashing him for even letting the fight go to 10.
They really can't but at least they can try. In theory, if it wasn't called, he could hypothetically by some chance possibly win the last few rounds maybe, and of course they'll give him even more credit than that. They would have to shut up if he went down.
I've seen people try to say the fight was called too early. How? Conor was wobbling around near the end, he looked drunk. It looked like round 20 for him while Floyd was still energetic. He couldn't even get his hands up and had to rely on the rope. He admitted he was fatigued, why is that an...