Interactive audiovisual instalation PLICE was created in the cooperation of artists, Tomáš Vavříček a Pavel Karafiát, Tomáš Suchan and Tomáš Černý. The aim was development of unique biofeedback device with use of a programmable microchip Arduino, sensitive thermometers, wireless data transmission and as an environment for creating video and audio output vvvv and Pure Data. The spectator of the installation saw in front of him symbols that were generated on the basis of his breath, from which, with the collaboration of the new media festival Enter in 2019, they formed the NFT which the spectator could transfer to his crypto wallet.