The gesture was controversial enough, but now come the sub-controversies: Elon Musk is trolling Wikipedia and encouraging its defunding after a description of his recent flourish, seen by some as a Hitler salute,

Billionaire's estranged daughter has used rival social media platforms to attack Trump's anti-transgender executive order, and her dad's salute.

Elon Musk has taken to social media to slam Wikipedia because of the way his controversial gesture at Donald Trump's inauguration was described on the site.