99luftballon writes "Sweden and Denmark are running tests on replacing stamps with text messages. The writer sends a text message to a central server, which bills for the stamp and returns a code to be written on the letter. It's an interesting system but it better have very good security. Could this be the end of stamp collections and philately?"
DEAL: For $25 - Add A Second Phone Number To Your Smartphone for life! Use promo code SLASHDOT25. Also, Slashdot's now on IFTTT. Check it out! Check out the new SourceForge HTML5 Internet speed test! ×