One is unidirectional; the other is omnidirectional.
One sees; the other hears.
One gazes; the other listens.
One focuses; the other filters.
One appropriates; the other processes.
One is hierarchical; the other democratic.
One objectifies...
Etc., etc., etc.

Terry Braunstein: multi-media and installation artist.

Don't Touch guerillas about — around the globe — leaving traces behind.