"Populist Pictures" reads the buzzer to Steven Soderbergh's Tribeca office. You might easily mistake it as ironic. It's a grand title for a little nameplate on an otherwise nondescript Manhattan building. But he means it. Four years after dramatically quitting moviemaking, Soderbergh is back Friday with "Logan Lucky." His hiatus hasn't been spent toying with a Major Artistic Statement to be showered in Oscar buzz.