Watched the video... Why do they have a guy screaming in the middle of the video. So annoying and unprofessional, and I'm listening with headphones. But anyway

Watched the video... Why do they have a guy screaming in the middle of the video. So annoying and unprofessional, and I'm listening with headphones. But anyways, seems like an interesting idea and concept. But looks like no free Wi-Fi or a place to sit, which I know some people love that about Starbucks.