Yeah but I don't know which VAD they use. Uh. If the use the small VAD I th I think it 's on  I think it 's easy to do better because it doesn't work at all. So. I  I don't know which  which one. It 's Pratibha that  that did this experiment.
Yeah.
Um. We should ask which VAD she used.
I don't @ @. He  Actually , I think that he say with the good VAD of  from OGI and with the Alcatel VAD. And the experiment was sometime better , sometime worse.