The new revival season is surprisingly, satisfyingly competent at doing what this show always did best. Photo: Sergei Bachlakov/Disney In the past few years, Zach Braff and Donald Faison’s post- Scrubs ubiquity has tip-toed so close to thirstiness — a rewatch podcast , a series of T-Mobile ads — that you’d be forgiven for forgetting that they’re very good at actually being on Scrubs . All these years out from the end of the series, their whole schtick had become exhausting: Braff’s hyperactive