Virtual art Virtual art Virtual art is a term for the virtualization of art, made with the technical media developed at the end of the 1980s (or a bit before, in some cases). These include human-machine interfaces such as visualization casks, stereoscopic spectacles and screens, digital painting and sculpture, generators of three-dimensional sound, data gloves, data clothes, position sensors, tactile and power feed-back systems, etc. As virtual art covers such a wide array of mediums it is a catch-all term for specific focuses within it. Much contemporary art has become, in Frank Popper's terms, virtualized. Virtual art can be considered a post-convergent
Sacramental matter and form of the cross...", the Byzantine Rite uses the form "The sign of the seal of the Holy Spirit." Sacramental matter and form According to St. Thomas Aquinas, the Sacraments may be described in terms of their matter and form. The idea seems to have been first proposed by William of Auxerre. Thus, for example, the "matter" for Baptism is water; the "matter" for the Eucharist is bread and wine. The "form" of a sacrament consists of the words by which the Sacrament is affected. Thus Saint Thomas held that the form of the sacrament of Penance was "I absolve thee."