function tmix () {
	trim () { echo $1; }

# Permit running tmix, no arguments, as a shorthand for attaching to the user
# session. `tmix self ...` also works.
	if [[ -z "$1" || "$1" == "self" ]] ; then
		tmux_base="$(whoami)"
# Also permit using tmix for tmux ls. I and U are right next to each other after
# all.
	elif [[ "$1" == "ls" ]] ; then
		pgrep tmux > /dev/null && tmux ls || echo "No tmux server running!"
		exit 0
	else
		tmux_base="$1"
	fi

# Check if the specified base session is running, and if not, make it so.
	tmux_nb=$(trim `tmux ls | grep "^${tmux_base}" | wc -l`)
	if [[ "${tmux_nb}" == "0" ]] ; then
		echo "Launching tmux base session ${tmux_base} ..."
		tmux new-session -s "${tmux_base}" -d
	fi
# Don't attach to a tmux session from inside a tmux session. That's a recipe for
# disaster.
	if [[ ! -z "${TMUX}" ]] ; then
		echo "Connecting to a tmux session from inside a tmux session is a BAD CALL"
		exit 1
	fi
	echo "Launching copy of base session ${tmux_base} ..."
	[[ ! -z "$2" ]] && tmux_sesh="$2" || tmux_sesh="$(date +%Y%m%d%H%M%S)"
	tmux new-session -d -t "${tmux_base}" -s "${tmux_sesh}"
# Spawn a new window, if the user asked for one.
	if [[ "$3" ]] ; then
		tmux new-window -n "$3"
	fi
	tmux attach-session -t "${tmux_sesh}" \; set-option destroy-unattached
}