And asking the question, where is larry . Sandberg speaks. The facebook coo weighing in on the cryptocurrency. First, to our top story. Slack is hitting the Public Markets with a direct listing on thursday. We are waiting to see what the Reference Price will be. We could get that at any moment. Will the Software Maker find itself in the beyond meat camp with a sizzling debut, or will it be more like a sizzle like uber and lyft . To discuss, i want to bring in a partner at venture partners. Before that she was the head of product growth that slack. Under her watch slack grew from half a million to almost 6 million. And, a new column out on slack. I will start with you. As a former head of growth, you have a beloved product, but Revenue Growth is slowing down. At this can that be point reaccelerated . Potentialas a lot of in front of it. A generation of people are used to communicating synchronously, using the internet, are coming into the workforce. Emily you think that it could reaccel