Just had a look at the KNFB portable reader and it's very impressive. However, a sighted colleague has raised an interesting point. If we have phones which can talk and which have cameras on them, how long will it be and what would it take before they can do the same thing at a much smaller cost? Any thoughts? http://www.bbc.co.uk/ This e-mail (and any attachments) is confidential and may contain personal views which are not the views of the BBC unless specifically stated. If you have received it in error, please delete it from your system. Do not use, copy or disclose the information in any way nor act in reliance on it and notify the sender immediately. Please note that the BBC monitors e-mails sent or received. Further communication will signify your consent to this.