Medium-length materials prevail on 'Index' that may be an effective tactic to grip their readers’ attention with a wider range of helpful content. There are also longer items making up more than one third of all articles, which can provide a deeper insight into their subjects. Moreover, there are a few short articles.
Advanced readability level of 'Index' content is probably targeted at well-educated subscribers as not all readers might clearly understand their texts. There are also articles with medium readability level, which make more than one third of the channel’s content.
Positive emotional expressions prevail throughout the texts: they may include favorable reviews, appreciation or praise in regard to the subjects addressed on the channel. However, the channel also contains some rather negative or critical records that make up just a small amount of all its content.