The path to the selected technology from the earliest, and to the desired, with full information on of each the desired technology, without trimming information about the previous .
Grouping into a full tech tree, with the division into three main categories(physics, society, engineering), and bringing in the classic tech tree as a result(I mean something like tech tree from galactic civilizations).
2.1. Mode complete and concise information to full tech tree mode.
How about more complete flowcharts?