Karina Galperin: Should we simplify spelling?

How much energy and brain power do we devote to learning how to spell? Language evolves over time, and with it the way we spell -- is it worth it to spend so much time memorizing rules that are filled with endless exceptions? Literary scholar Karina Galperin suggests that it may be time for an update in the way we think about and record language. (In Spanish with English subtitles)