1. Rumble Studio is very easy to setup and has an intuitive interface 2. You can setup an interview in miniutes using the pre-defined steps 3. You do not have to worry about syncing calendars to do the interviews, the asynchronous mode helps you get interviews across timezones with ease

It's a unique product. I didn't get it at first. Interviewing people without speaking to them directly? It made no sense ... but, once you get it, the possibilities are great. Imagine emailing your customer list with it, you could end up with so much content for very little work!