Leave all Keybase teams not listed in the file `kbteams.txt`

leave_teams.sh

#!/bin/bash

TEAMS=kbteams.txt

for unwanted_team in $(
keybase team list-memberships  | cut -f 1 -d ' ' | tail -n +2 | grep -v -f <(awk '{print "^" $0 "$"}' $TEAMS)
)
do
	echo Leaving team $unwanted_team
	keybase team leave $unwanted_team
done

snapshot_teams.sh

#!/bin/bash
keybase team list-memberships  | cut -f 1 -d ' ' | tail -n +2 > kbteams.txt

thanks for this, mate.