OK.
and
So go ahead.
Um yeah , so yeah , I think if we try to develop a second stream well , there would be one stream that is the envelope and the second , it could be interesting to have that 's  something that 's more related to the fine structure of the spectrum. And. Yeah , so I don't know. We were thinking about like using ideas from  from Larry Saul , have a good voice detector , have a good , well , voiced - speech detector , that 's working on  on the FFT and  uh