SEOUL, SOUTH KOREA - NOVEMBER 26: Masses of protesters gathered and occupy major streets in the city center for a rally against South Korean President Park Geun-hye on November 26, 2016 in Seoul, South Korea. Park has recorded worst ever polling figures for the country's presidency after her friend Choi Soon-sil was charged with corrupt influence over state affairs. (Photo by Woohae Cho/Getty Images)

With her face adorning urinals and dripping blood in protest portraits, there can be little doubt that South Korea’s most unpopular person is currently President Park Geun-hye.
For the fifth weekend running, crowds estimated from 500,000 to 1.5 million have thronged central Seoul to demand her ouster. On Saturday, hundreds of provincial farmers, many driving tractors, joined a demonstration that paralyzed the capital, shutting down streets spanning out from palatial Gwanghwamun Square. As they gathered, performance artists and traditional Yonggo drummers competed for attention beneath a seated golden statue of 15th century King Sejong.
Excited crowds held candles aloft. Looking on were squads of riot police, almost exclusively drawn from the 19- to 39-year-old age group among whom Park’s approval rating polls have sunk to a politically unprecedented 0%. (Owing to residual support among diehard conservatives, her approval rating across all ages stands at a paltry 4%.)
“We cannot wait even one day …