Beyond physical healing, what is the deeper spiritual significance of Udi as explained in Chapter 33?

Chapter 33 of the Shri Sai Satcharita presents Udi as much more than a physical remedy, imbuing it with deep spiritual significance. The text elevates Udi by calling it the "ornament of Shankara (Shiva)," linking it directly to the divine and suggesting its sacred power. It is stated that simply engaging in a discussion about Udi with genuine feeling and faith can cause the immediate removal of obstacles. This implies a power that works on a karmic or spiritual level, not just a physical one. The chapter concludes by contrasting the tastelessness of worldly life with the "feast of self-bliss" offered by Sai, suggesting that Udi is a key to accessing this higher state of spiritual satisfaction and contentment, moving beyond mere physical cures.