The printed page conveys information and commitment, and requires active involvement. Television conveys emotion and experience, and it's very limited in what it can do logically. It's an existential experience - there and then gone.
Written words differ from spoken words in being material structures. A spoken word is a process in the physical world, having an essential time-order; a written word is a series of pieces of matter, having an essential space-order.
If writers wrote as carelessly as some people talk, then adhasdh asdglaseuyt[bn[ pasdlgkhasdfasdf.
Television... is not a substitute for print.
I am no technophobe. I like being able to calibrate communication, depending on the situation - texting for the simple and immediate; email for business or when I want to put some lag time into the exchange; Twitter to promote something; Facebook to draw a crowd.
The best liars lie with their eyes rather than with their words. This might put writers at a disadvantage.
I am quite unsatisfied by the distinctions between the oral and literate.
Your insurance broker has your telephone number, but your insurance broker doesn't have your Facebook ID. I think they are very different modes of communication. Commingling them can come with risk and peril.
Answering phones synchronously is very different than reading an email, sorting it, figuring out which bucket it goes in, and then responding.
I think the medium or format of distributing things has its own characteristics. I think that an exhibition can communicate certain things that a video can't, and publications communicate that in a different way.