Uh - huh.
And , I did the experiment on the SRI front - end where I tried the  y where the standard used to be to use trapezoidal filters. You can actually continuously vary it between the two. And so I wen I swi I tried the trap eh , triangular ones. And it did slightly worse , but it 's really a small difference.
Hmm.
Coup - Couple tenths of a percent or something.