DVDs for the blind?

Was Obama's gift to PM Gordon Brown the calculated insult of the malignant narcissist gloating over someone else's weakness?   Brown was left blind in one eye after a accident and has been suffering diminished site in another.  According to this story in the Telegraph.

"You can't understand Gordon if you don't understand his fear that he could go blind at any moment,' one friend said. "In public Gordon puts on a heroic performance, but there is always a cost."