Think of tags as like a book index where you find words and which pages they are on, the same principle applies here. Although it's taken a stage further so it might not be the word, but the subject, so for example if you're looking for things to do with fractal gradients for example. A tag may bring back posts with gradient files, as well as posts that discuss gradients, or tutorials about them.

New clifford_js custom variation Sample 1

New clifford_js custom variation

By Jesus Sosa Based on the Clifford Attractor a work of Paul Bourke xn+1 = sin(a yn) + c * cos(a xn) yn+1 = sin(b xn) + d * cos(b yn)