The show of force for Vice President Leni Robredo on Macapagal Avenue in Pasay City on April 23 amply demonstrated her camp’s strength of purpose, and the burgeoning numbers — per estimates, 412,000 at the site and 171,000 on livestream (although often faltering by dint of a dropping internet signal) — foreshadowed a pitched battle with the survey front-runner Ferdinand Marcos Jr. at the polls.