Sure, and your house might look a smidgen better if it were painted a slightly different shade of the same color. It's a lot of work for very little gain.
Bandwidth is cheap. Human time is not. There are better ways to spend development time than shaving 2 seconds off the download of a utility app.
And yet loads of people still use it, and loads of people still recommend it... That’s what I mean by it doesn’t need to be smaller. It’s already hugely popular at the size it is, even though it’s a waste of bandwidth.