see. this in these and you see that with this switching between front. asked in slow between light and dark cycles or at which have something to do with life as if this exhibition itself were basically a living organism and that's actually true at least for the high tech bio reactor the pulsing center of the shell. it contains a colony of yeast fed with alcohol and heat attached to electronic measuring tools and provided with data from the exhibition. but i know has been exhibiting the reactor for a few years now for him it's a vital organ not the heart though more the viscera. not to stop. for me the reactor is almost like the intestines because its job is to digest and store and that's exactly what the yeast us that enters data into the system but that's the but it isn't the brain it ferments and thereby produces