Watching “Ruth & Boaz” was a throwback. “Ruth & Boaz” is executive produced by Angi Bones, Tony L. Strickland and Bart Lipton. Ultimately, Naomi leads Ruth to Boaz, so those two arcs are deeply intertwined.”“Ruth & Boaz” retains the distinctiveness of Perry’s influence. In “Ruth & Boaz,” the “sin” is often just part of the entertainment. “Ruth & Boaz” doesn’t quite get there, but it’s a bold, interesting step in that direction.