How is the Shri Sai Satcharita characterized beyond being just a simple biography of a saint?

The Preface in Chapter 0 describes the Shri Sai Satcharita as much more than a mere biography. It is lauded as an 'excellent succulent poem,' a description reinforced when the scholar Nanasaheb Vaidya honored the author with the title 'Mahipati.' The text's literary style is noted for its fulfillment, drawing comparisons to the revered Dnyaneshwari, and is said to be rich with 'illustrations, metaphors, ornaments, and aesthetic fulfillment.' Spiritually, as mentioned in Chapter 0, the book is considered a 'sweet, spiritual treat (Prasad-meva)' for devotees, offering a path to satisfy Shri Sai-Paramatma through a 'sacrifice of knowledge' (Jnana-yagna).