In a world where art is often judged by what can be seen, touched, or displayed, Italian artist Salvatore Garau’s invisible sculpture Io sono (I am) has stirred a storm of curiosity and criticism alike. The artwork, sold at a Milan auction a couple of years ago for around €15,000 (over $18,000 USD), has no physical form. The buyer received only a certificate of authenticity and instructions to exhibit the piece in an empty space roughly five feet wide. What seems like “nothing” at first glance has opened a debate: what truly defines art?
Art without an object
Garau describes Io sono not as an object, but as a concentration of thought and space. According to him, emptiness is not absence; it is a field charged with meaning. By removing the physical form altogether, Garau pushes the audience to engage with the idea itself, making perception and belief central to the artistic experience.
A conceptual legacy

Artist: Salvatore Garau (Image Credit: Instagram/ Salvatore Garau)
Io sono takes a conceptual art standpoint, which ranks ideas above skilled craftsmanship. The artistic piece is the idea, while the implementation is insignificant. Io sono follows the trend, where sometimes the creativity does not involve marble, metal, or paint.
Market value or meaningful provocation
However, the sale of the sculpture has also caused many people to express skepticism about the transaction. Many of the critics argue that the sale of an invisible sculpture reveals the prostitution of the modern art market where the worth of the product appears not to relate to the effort, the skills, and the accessibility of the item at all. If nothing can be sold as something, where do the lines get drawn, the critics ask?
Supporters counter that the discomfort is precisely the point. Io sono forces viewers to confront their assumptions about worth, ownership, and reality. The buyer is not purchasing emptiness, but participation in a provocative idea. The artwork lives through discussion, disagreement, and interpretation, rather than through physical presence.
Ultimately, Garau’s “invisible” statue exists within the realms of art and philosophy. As to whether it is one incredible new concept of creativeness or one seriously misguided commercial gimmick is strictly up to one’s beliefs concerning art. The fact that remains is that it succeeds at causing enough consternation to make people pause to question and discuss it. In doing so, “Io Sono” proves that even “nothing” has great significance.