The discussion highlights the limitations of posting graphs and images in forum posts, particularly in the context of scientific communication. Users can upload images to an image-hosting service or use the "Attach File" option to include thumbnails in their posts. There is interest in embedding tools like Wolfram Alpha and GeoGebra, but technical and financial constraints hinder their integration. The quick reply feature lacks attachment options, prompting users to utilize the regular reply or "Go Advanced" features for more functionality. Overall, enhancing graphical options in posts is seen as beneficial for clearer communication in math and science discussions.