Does anyone remember this YouTube feature?

I vividly remember YouTube having some type of feature that when you sat your phone down it would automatically pause. It was something like that anyways. Maybe it was when you looked away? It could ve been a whole other website. Sorry for being so vauge. I ve asked a few people and they said they never recall... show more I vividly remember YouTube having some type of feature that when you sat your phone down it would automatically pause. It was something like that anyways. Maybe it was when you looked away? It could ve been a whole other website. Sorry for being so vauge. I ve asked a few people and they said they never recall anything similar. I m just trying to see if I m crazy or not. If anyone remembers something evenly barely similar to this please let me know.
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