And so , uh , for scientific reasons we thought it was good to instrument this room as we wanted it. But the thing we ultimately wanted to aim at was a situation where you were talking with , uh , one or more other people i uh , in  in an p impromptu way , where you didn't  didn't actually know what the situation was going to be. And therefore it would not  it 'd be highly unlikely that room would be outfitted with  with some very carefully designed array of microphones. Um , so it was only for that reason. It was just , you know , yet another piece of research and it seemed like we had enough troubles just
So there 's no like portable array of mikes ?
No. So there 's  there 's  uh , there 's a whole range of things  there 's a whole array of things ,  that people do on this.
Hmm.