"A computer questionnaire now helps determine who is fit for work and who is eligible for benefits. But it is causing misery, with thousands of unwell people locked in a chaotic system of appeals. Peter ... was forced to give up his job in October 2008 when he could no longer see the screen well enough to work. He was formally registered blind in 2009 ... he was refused the benefit, and told he was fit to work." (Quoted from article)