Donald Trump's social media outburst against Bill Maher was caused by his lack of familiarity with Maher's show.

Fox News offers explanation for Trump’s Bill Maher meltdown https://www.alternet.org/trump-bill-maher-fox/ via Alternet.org

Fox News offers explanation for Trump’s Bill Maher meltdown On Monday, Fox News offered an explanation for President Donald Trump’s social media rant against Bill Maher over the weekend. According to one guest and comedy insider, the reason for the president’s outburst – which was the longest post he’s ever written – may have come down to one simple thing: he’d never seen Maher’s show before. https://www.alternet.org/trump-bill-maher-fox/