Research: How has technology helped people with physical challenges?

Watch the Ted talk “How Technology Allowed Me to Read.”
http://www.ted.com/talks/ron_mccallum_how_technology_allowed_me_to_read#t-64461
Write a brief commentary on the Ted talk
In addition, research at least 2 additional assistive technology devices that are being used to help people with physical challenges.
In your report, include your thoughts on how these technologies may impact the future.
The document must be a properly formatted MLA document.
Document must include, minimum of 3, citations and a Works Cited.
Upload the document to Moodle