Lip-reading cellphones

NTT DoCoMo plans to put lip-reading cellphones on the market in five years — everyone in a subway car can make a call without making a sound, and the callers on the other end will get text and/or synthesized speech. Will this replace SMS as the cellphone technique of choice for the deaf? No word on subvocal-implant phones — yet. Link Discuss (via Interesting People)