Although I have my own ideas on why web 2.0 resources can be beneficial for diabled people, I have had some difficulty finding supporting
Rss feeds and blogs have made it possible to easily collate accessibility related information from a wide range of sources. http://www.webaim.org/blog/blog-roundup/ . the RSS feeds can be used in a wide range of rss readers which meet the needs of the user, these include Accessible RSS from webbIE (http://www.webbie.org.uk/accessiblerss/) or Netvibes.
“In many ways, social-networking sites can be a boon for disabled people, because they remove some of the barriers faced by disabled people who want to socialise and network,” Paul Carter as cited on http://resources.zdnet.co.uk/articles/features/0,1000002000,39290559-1,00.htm However accessibility issues with mainstream social networks have led to an increase in specialized social networks and online communities for disabled people including http://www.disaboom.com/, http://www.tagdeaf.com/ and http://www.blindspots.net. Web 2.0: hype or happiness (http://delivery.acm.org/10.1145/1250000/1243453/p35-zajicek.pdf?key1=1243453&key2=1864599221&coll=GUIDE&dl=GUIDE&CFID=15446432&CFTOKEN=93539418) highlights the benefits of the BCAB mailing list as a community.