Some youtube comments look like people pointlessly post their stream of consciousness to the text box below the video. A lot of search engine queries look like

Some youtube comments look like people pointlessly post their stream of consciousness to the text box below the video. A lot of search engine queries look like people are just addressing the text box as if it were a person; just like Apple is getting people to think of Siri as a personal assistant. Some day we'll have good enough AI that this will be a viable interaction method (though not nearly optimal without some learning on both ends).