She picked it up. It looked like a keychain laser-pointer, or maybe a novelty light-saber.
"Switch it on, Suzanne, please, and shine it, oh, on that wall there." Kettlewell pointed at the upholstered retractable wall that divided the hotel ballroom into two functional spaces.
Suzanne twisted the end and pointed it. A crisp rectangle of green laser-light lit up the wall.
"Now, watch this," Kettlewell said.
NOW WATCH THIS
The words materialized in the middle of the rectangle on the distant wall.
"Testing one two three," Kettlewell said.
TESTING ONE TWO THREE
"Donde esta el bano?"
WHERE IS THE BATHROOM
"What is it?" said Suzanne. Her hand wobbled a little and the distant letters danced.
WHAT IS IT
"This is a new artifact designed and executed by five previously out-of-work engineers in Athens, Georgia. They've mated a tiny Linux box with some speaker-independent continuous speech recognition software, a f