Hints and tips:
...Valve and HTC’s Vive, which was announced earlier this week, uses a novel system called “Lighthouse” that uses two transmitters placed in the same room as the headset to triangulate its position....
...Peregrine’s rapid demise has left people who have known Mr Wasendorf over many years, including futures brokers and politicians, shocked. Residents of Cedar Falls are feeling particularly bruised....
International Edition