The president won the last election as the avatar of hope and change.
Films like avatar show the complicated power of virtual reality, where possible applications of computer imagery are endless.
That's Jake's journey, as he finds himself without his legs in his human form but leaping through the forest in his avatar body.
1784, "descent of a Hindu deity," from Sanskrit avatarana "descent" (of a deity to the earth in incarnate form), from ava- "down" + base of tarati "(he) crosses over," from PIE root *tere- "to cross over" (see through). In computer use, it seems to trace to the novel "Snowcrash" (1992) by Neal Stephenson.