New York (AFP) – Four days after Twitter permanently suspended Donald Trump’s account on January 8, 2021, the then-US president’s son pleaded with entrepreneur Elon Musk to employ his “brilliance” to launch a social media platform that “isn’t biased” to crush the competition. Musk didn’t accept Donald Trump Jr’s challenge. But the Tesla chief’s deal to acquire Twitter sets him up to revisit the ban on the brash Republican — a move that could roil US politics as the nation marches towards the 2024 presidential race and a potential Trump re-election bid. The Trump matter has loomed as a questio…