Because a host of artists and programmers can leave their stamp on a final product, disagreements and claims of theft have ensued.
When artists destroy their works, it's usually to express their disdain for critics, dealers and curators. But does this get lost in the attention, hype and money that follows?
South Africa's government reneged on opportunities to cement artist Gerard Sekoto's legacy.
Research shows paintings aren't always good investments. Sky-high prices paid for high-end art are likely due to other factors.