From my point of view more businesses and web developers need to consider the needs of a wider audience, making websites more accessible. A group that are doing great work in this area are ECS.
Here's what they have to say..
'We specialise in accessible solutions to meet the needs of your business. Our previous work has included accessible web applications and sites, and accessible software.'
Take a look at their website and spread the word to any businesses who are thinking of going online.