The sources explore the semiotics of digital culture, often termed Numanities, through the Digital Semiosphere or platfosphere model. They critique the classical textualist approach for failing to capture digital interactivity and fixation. Digital culture is fundamentally driven by commercial algorithms, facilitating an experience economy where value derives from access and shared sensorimotor experience rather than fixed texts. This shift results in new forms of identity, a focus on scarcity, and a preference for a culture of navigation over traditional erudition.