It would really help with understanding why your game is slow, especially with all the parallel processes going on in the engine. It could also help understanding the engine in general as you can easily see “the meat” of each frame happening.
Since you already have a frame based profiler, it shouldn’t be too complex either! Unreal already records all the data necessary to generate this view, it just doesn’t display it as nicely.
Reasons to make this:
Extremely useful for finding bottlenecks in your game
I’ve clicked every single button in the profiler window twice and can’t figure out how to activate this view
I’m assuming it has something to do with the menu that appears when you right click the graph view: