1.5.2 Greatest hits from previous weeks

1.5.2.1 Are you interested in purchasing David Wagner's "Power programming with Mathematica"?

http://mathematica.stackexchange.com/questions/16485/are-you-interested-in-purchasing-david-wagners-power-programming-with-mathemat

 
I recently contacted McGraw-Hill to see if they have a mechanism in 
place for printing out-of-print books that are still of interest. 
Specifically, I asked about "Power programming with Mathematica"  ...
 

- asked by Todd Allen (109 votes), answered by Todd Allen (159 votes)

1.5.2.2 How should I reproduce this colorful swirling gif?

http://mathematica.stackexchange.com/questions/47597/how-should-i-reproduce-this-colorful-swirling-gif

 
Surfing on the web, I came upon this cool gif: 
 
 
 
Does any one know how to reproduce this in Mathematica? I have some 
ideas myself, so I will try to answer this question as well.
                                                                                  

                                                                                  
 

- asked by Ali (10 votes), answered by Kuba (23 votes)