Old time graffiti writer here.

There's nothing so wild, anarchic and energetic than painting illegally on some surface without any permission.

Did you see the fish on pavement? Looks like it took great skill to get the shadows right. I've got goosebumps looking at them!: https://stfu.nyc3.cdn.digitaloceanspaces.com/sf-graffiti/138...

It's unfortunate that the city threatens to fine the owner of the property: https://stfu.nyc3.cdn.digitaloceanspaces.com/sf-graffiti/138...