<p>Keep Alive:
It is used to indicate that the connection between the client (typically a web browser) and the server should be kept open for multiple requests and responses instead of being closed after a single request-response cycle.</p>
<p>Why Keep Alive is unnecessary in http2:
Multiple requests and responses can be multiplexed over a single TCP connection. This means that instead of sending requests sequentially, multiple requests can be sent concurrently, and their corresponding responses can be received in any order.</p>

Short and Concise

You need to talk about how keep-alive help with performance in http/1.1. And it is a shining point to mention multiplexing in http/2…