In the future, equipping rooms with 'optical wireless hotspots' that enable fast free-space data transmission to laptops or mobile phones by means of light beams rather than radio waves, could dramatically boost the speed of wireless communication.
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O'Brien, D., Parry, G. & Stavrinou, P. Optical hotspots speed up wireless communication. Nature Photon 1, 245–247 (2007). https://doi.org/10.1038/nphoton.2007.52
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DOI: https://doi.org/10.1038/nphoton.2007.52
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