Sonos puts your sound bar where it belongs, under your TV

Now that I know about Sonos Playbase, I wonder if Sonos was spying on me. 
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When the company announced Playbase Tuesday, it noted that roughly 70% of all flat screen TVs in the U.S. are not mounted to the wall. It felt like a stat pulled directly from my home. I have five HDTVs;  only one is mounted to a wall. The others sit on counters and furniture. One of them has a sound bar that slightly obscures the bottom of the s