WATCH: Post-It art explodes in lower Manhattan

Competing tech companies and advertising firms in lower Manhattan have flooded their windows with colorful '"stickies" starting what is now being called "the Post-It war to end all Post-It wars." The supreme art of war is to subdue the enemy without fighting. That's why one of the tenants in the two buildings on Canal Street wrote "HI" using Post-It notes in a street facing window. That simple salutation was the shot heard 'round the world...erm...street.

Five days and tens of thousands of Post-It notes later, the battlefield is now covered in Angry Birds, Snapchat logos, Adele song lyrics, and an eggplant?

Watch video above for full story.