> In doubt the rule of thumb is to use HTTP/2 for small requests where the benefit of multiplexing is biggest. And stick to HTTP/1.1 (a non multiplexed TCP conn

> In doubt the rule of thumb is to use HTTP/2 for small requests where the benefit of multiplexing is biggest. And stick to HTTP/1.1 (a non multiplexed TCP connection) for high throughput. Alas, if you want to upload the browser doesn't let you choose, so you would have to set up another host or port.