Two, three, four infrared leds. what they re doing is they re bathing the inside of the globe with infrared light. combined with this infrared camera, we can see all the infrared light movements inside the globe. what that means is that when someone comes along with a finger and they touch the edge of the globe, it can detect that touch. the projector inside the sphere uses a powerful computer and works with an algorithm to generate the moving images. an app is used to load different content onto the spheres. each app is built in the pufferfish lab. we can load any number of apps onto here. i mean, some of the apps could be about data visualisation. they don t even have to be about the world. they could be about the universe, the solar system. it could actuallyjust be abstract completely. so, we can load any number of apps onto here. could you show me something else? so, this particular application is showing the ipcc data climate report from 2021. we ve taken the tables of data and so