John Hammond is Steven Spielberg. Yes, it’s an obvious analogy: Richard Attenborough’s bio-engineering CEO and the maestro who directed him are both bearded childlike innocents, starry-eyed dreamers, alchemists who conjure stunning spectacles for an adoring public and make serious bank in the process. And both have seen their legacy squandered. In the twenty-five years since Jurassic Park’s release, across four sequels, the parks and their improbable animal attractions have been misused and mistreated, spiralling, in an inevitable logic Dr. Ian Malcolm would appreciate, towards chaos. In this month’s underwhelming Jurassic World: Fallen Kingdom a burst of volcanic violence snuffs out…