Consider the following scenario and choose a suitable combination of input and output devices to best support the intended interaction. Identify how the devices chosen support the user and the task in context of the chosen scenario, Explain the major problems that the input and output devices solve.

Scenario: Word processor for blind people

A word processor for blind users is needed, which can also be operated by sighted people. It has to support the standard set of word-processing tasks.

Write a 1-2 page document (at least 600 words) of your analysis and perspective for the above scenario.