The end is in sight for Quibi, PayPal adds cryptocurrency support and Netflix tests a new promotional strategy. This is your Daily Crunch for October 21, 2020. The big story: Quibi is shutting down The much-hyped streaming video app led by Jeffrey Katzenberg and Meg Whitman, which raised nearly $2 billion in funding, is shutting down, according to reports in The Information and The Wall Street Journal. Katzenberg, a longtime Hollywood executive, had blamed the coronavirus pandemic for a lackluster launch in May — an app designed for on-the-go viewing…