Incredibly Useful

Browsed through the Amazon Kindle Press Conference video (at https://www.youtube.com/watch?v=VYi1jZXz9Kg). Bezos reading (I had to correct the lousy auto-transcripted lines):

"King Stanis, lord of Dragonstone, younger brother of the late king,"
15:02
"Robert, has dark blue eyes and only a fringe of the black hair remaining on his"
15:06
"head"
15:07
"circling behind his ears like the shadow of a crown (crab?)"

And then he comments:

15:10
incredibly useful

Couldn't help an amused laugh, sorry to say. I guess I am a chuckler-at-fantasy. Anyway, the feature seems very nice.