#!/bin/bash
#
# play an infinite shifing rainbow
while [ 1 ] ; do
for h in {0..15}
do
((hue=h*16))
echo "hue=$hue"
blink1-tool -l 2 --hsb $hue,255,255
blink1-tool -l 1 --hsb $hue_old,255,255
hue_old=$hue
sleep 0.3
done