Earlier this week, Sanyo announced a new front projector, the PLV-Z4000. The LCD projector has 1080p resolution and a 120 Hz refresh rate, interpolating the intermediate frames from a 60 Hz signal to produce smooth motion on moving images. It can also handle the film-based 1080p24 signal (24 frames per second) that can be produced by some Blu-ray players. The projector is rated at 1,200 lumens, which should be sufficient...