Lucasfilm opened an office in Singapore in 2004 to tap into global talent for visual effects work. ILM Singapore has since worked on major films like Star Trek, Terminator Salvation, and Iron Man. Lucasfilm Singapore also has a large interactive division and is currently advertising many permanent job positions. Rotoscoping is an entry-level visual effects role that involves tracing outlines to integrate live-action into computer-generated layers. Compositors work at the end of production to seamlessly combine live-action, graphics, and effects. Render wranglers monitor and manage large render farms to prioritize rendering work based on production needs. The visual effects industry is expected to grow due to increased use of effects in films and advertising