For whatever reason, I’ve never been drawn to spoken word poetry. Perhaps this has a little something to do with limited exposure to the art form, but that didn’t stop me from making the assumption that I wouldn’t like Blindspotting director Carlos López Estrada’s second feature, Summertime. The movie puts the spotlight on 25 people whose lives intersect over the course of a July day in Los Angeles. Those roles are played by high school performers who also get writing credits because Estrada set out to make a “spoken-word showcase” where they could combine …