I've read that, too--in fact, I heard they've recently identified the authentic Homer and determined how he went blind:
He believes confusion over Madog's existence may have arisen from references in literature to another Madog.
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I read once that the Iliad was not written by Homer but by another blind poet by the same name!
I've read that, too--in fact, I heard they've recently identified the authentic Homer and determined how he went blind: