I had this issue as well - Amazon (did?) have a bi-directional USB-C to DisplayPort cable [0], which works well for me. It looks like the 3ft one is still avail

I had this issue as well - Amazon (did?) have a bi-directional USB-C to DisplayPort cable [0], which works well for me. It looks like the 3ft one is still available. [0] - https://www.amazon.ca/gp/product/B081VK1KHV/ https://www.amazon.ca/gp/product/B081VK1KHV/