Wpli and connectivity metrics validity/publishability

The forum is the perfect place for this discussion.
These are questions for signal processing specialists:
@danielemarinazzo @hossein27en @leahy @Sylvain @Marc.Lalancette @Raymundo.Cassani

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The above also brings up worries about any other connectivity metrics in BS

Please be more specific.
Which of the metrics documented in the tutorials below do you think are not documented properly?

Reference for wPLI discussion: Weighted phase lag index