Currently Stiim, as well as many other projects, not enough simple and clear textbooks, and with Read translated into many languages.
You then consider things like the clear and (long-term profit from published materials), and many new ones, joined by grains collected information on various resources, capabilities and rules.
We must explain that uncertainty frightens?
Well, so it is possible to speculate about the long term of a single material (even for high-quality long-term content recognized here, it is available the prospect for the development, expansion to other resources. Or there will develop the direction of transfer of long-term high-quality materials in a separate repository, database, with the ability to access, searching, browsing).