Joe Biden’s presidential inauguration was viewed by almost 40 million across America, up by over a million from Donald Trump’s swearing in at the start of 2017.Biden became the 46th president of the United States this week at the ceremony at the US Capitol in Washington DC, two weeks after the same building was subject to a violent insurrection from a pro-Trump mob.According to Nielsen (via Variety), approximately 39.87 million people watched Biden’s inauguration across the six major TV networks