treen to 77 years and that another 71 years at the advent of television. and then about 40 years for the advent of the internet and about ten years before the advent of the social and local phone and some futurists predicted the way to change in the next 100 years what he called something like 20,000 years of change in human history. 20,000 years in change in the space of about 100 years. and we know that those discussions are coming fast and furiously. and at abc news, we welcome those discussions. we are excited about that change. and as the professor mentioned, we have begun to make the preparations to live in that new world. the new world of digital, transformation, the new world of demographics transformation in the united states has this country becomes a majority minority nation over the next 30 years. and so, the future is highly disruptive. that is one of the things i look forward to talking with david tonight, and it is also very, very bright. this is a thrilling moment for journalism. and it's an exciting moment to be here at chapel hill. my job