Audio and VideoColumn 3Cool Tech The World’s Most Powerful Acoustic Tractor Beam Could Pave the Way for Levitating Humans Dave JohnstonJanuary 22, 2018
Audio and VideoMy PostsReviews Pivothead Video Glasses Review and Rain Gutter Cleaning for Winter This video reviews the Pivothead Smart Architecture Video Glasses while doing a yearly rain gutter clean out. The video is taken while both hands are free to clean the…Dave JohnstonJanuary 2, 2017
