He's lived there for years. If you check out the Facebook comments on the video, other people are commenting.

Unless this is the first time in that University's history that they vented steam. If it's not the first time they've vented steam, people would have heard it before. Something that happens regularly, people know what it is. Like a train passing by rumbling along the track, run of the mill.

People not knowing what it was means that it doesn't happen regularly. It's like if Beyonce rode a dinosaur through Times Square. People would notice.


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