Home » BBC News - Technology » technology news » Ifa 2018: Glowing wall tiles respond to strokes Ifa 2018: Glowing wall tiles respond to strokes Unknown 3:43 AM BBC News - Technology technology news Tiles that change colour and respond to touch are on show at the Ifa tech show in Berlin. from BBC News - Technology https://ift.tt/2LSba5V Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati