A small campaign-trail moment in Taipei turned into a political flashpoint, embarrassing for the KMT-aligned camp and useful publicity for the DPP.

• A high school student brought an old school award certificate to a Taipei market walkabout and asked DPP Taipei mayoral candidate Puma Shen to sign it.
• The student had crossed out the printed signature of Hsinchu Mayor Ann Kao, citing the corruption and thesis controversies around her.
• Blue-camp supporters online turned the scene into a meme, accusing the student of staging it, but the student defended the choice on the record.
• The student's father, standing by without interfering, framed the family's politics as pro-democracy and anti-Beijing, calling China authoritarian rather than communist.
• Both criticized current Taipei Mayor Chiang Wan-an as evasive on city issues and said a capital-city mayor needs a wider international outlook.

Outlook: Expect more of these small viral clashes as the Taipei mayoral race heats up, with each side mining them for social media ammunition.