Importance of writing in our lives

Like reading, writing is a very important learning tool.  Writing can be done through a keyboard (keypad at an electronic device such as pc, smart phone) though pen or pencils are writing tools. Now touch pads or smart phones has improved a way of writing with fingers or touch pens but can we get rid of 'writing with pen or pencil' and does 'writing' is still important for us?
There is a vital importance of 'writing'. 

Importance of writing:

Wikipedia says: "Writing helps you express yourself"

 Writing prepares you for school and employment (both of which in most cases require a lot of it).
 Writing is how much of the world communicates. If you don't write, you cut yourself off from a large community (including this one, incidentally).