For self custody/noKYC topic, I would like to see #orangedmike or somebody from the samourai team.

For the Lightning Network, @ZEUS and #Christian Decker.
Probably will be an issue to speak with somebody about the integration of Lightning in the HW, like with @BitBox

From the critiquing clown world topic, #mattkratter

For the summing lessons, myself :-)

and for the guy for not fitting anywhere: @yellow