CNBC: Holy return on investment, Batman! Comic book values up

CNBC correspondent Gavin Valle visited Wizard World Comic Con Austin and came away impressed. See his report here.

That dynamic was evident recently at the Austin Convention Center in Texas, where fans, buyers and sellers assembled for the annual Wizard World Austin Comic Convention. Austin Comic Con, a smaller and more relaxed affair than its big city cohorts in San Diego and New York City, still featured lots of comics, art and other paraphernalia. It also had its fair share of comic book dealers who offered a glimpse of a market that remains red hot.