This tutorial focuses on introduction of pixel steaming workflow to the users. Pixel streaming techniques leverages sharing and viewing of any unreal project/application to be viewed from any browser and any device which breaks barrier of having high end systems even to run the app. the computation happens in backend and the streaming happens online helping users to view from anywhere.
https://dev.epicgames.com/community/learning/tutorials/jZdm/fab-introduction-to-pixel-streaming-in-unreal-engine