The readers are overwhelmed by amount of the enormousness information created today. Reading huge amount of the information requires a lot of time and resources, and in some cases can turn out to be a total waste of time. All this leads to not having time for proper analysis and understanding the elements hidden in the published papers. This paper is a fifth block in this blockchain and will disclose some details and ideas hidden in the previous blocks. Revealing ideas from previous papers might encourage the readers to further investigate some issues and actively participate in solving this issues.