Have you ever tried to turn a #postcard on and off again?
No? Then get creative at 39c3 :) I bring handmade stamps, UV-visible ink pads, and photons with the right wavelength 💡
Have you ever tried to turn a #postcard on and off again?
No? Then get creative at 39c3 :) I bring handmade stamps, UV-visible ink pads, and photons with the right wavelength 💡
If you have a fediverse account, you can quote this note from your own instance. Search https://mastoart.social/users/kreativ_ohne_druck/statuses/115707791170438772 on your instance and quote it. (Note that quoting is not supported in Mastodon.)