Our clients (especially the ones in big cities) have been warned about being eavesdropped on by people who can lip read. Unlikely, but possible. We handled only one case involving lip reading in over 30 years.
This may change...
Researchers at the University of East Anglia (UK) are about to embark on an innovative new project to develop computer lip-reading systems that could be used for fighting crime.
The three-year project, which starts next month, will collect data for lip-reading and use it to create machines that automatically convert videos of lip-motions into text. It builds on work already carried out at UEA to develop state-of-the-art speech reading systems. (more)