https://www.youtube.com/watch?v=VDE9ckVnu_M
Buffet did not sell all airlines BEFORE the COVID Crisis for even he is too smart to do that, despite the fact that Gates resigned prior to the March 23rd low by more than 10 days from both Microsoft and Berkshire no doubt to try to disassociate himself from the pending crash. Buffet sold all airline stocks by May 4th. Berkshire has taken stakes in Apple and Amazon, and Buffett has praised both companies repeatedly despite the fact that he had long stated he didn’t like tech.