Tree Code

2020-02-05T12:10:39
ID SCHNEIER:2B81E8FA76DFCF31711295ED5BC8CDB7
Type schneier
Reporter Bruce Schneier
Modified 2020-02-05T12:10:39

Description

Artist Katie Holten has developed a tree code (basically, a font in trees), and New York City is using it to plant secret messages in parks.