Thankfully, you can use your Android phone as a webcam and on PC and Mac.
Most of them are out of stock and the ones in stock are costing double/triple from the original price. The practice has led to a surge in demand for work from home tools and equipment including routers, webcams, microphones, laptop stand, and more. The COVID-19 pandemic around the world has forced the majority to start working from home. Work from home is the new norm these days.