In doing some research on ringtone file formats for an upcoming project, I found some information on the “Nokia Tune”, the ringtone standard on Nokia phones.
Shockingly (or perhaps not, if you’ve recently spent time on a train, city bus, or in an airport), according to Wikipedia, a 2010 study found that this melody is heard 1.8 billion times per day, about 20,000 times per second.
There are so many “great” versions online*, but here’s a tutorial to create your own:
* If you need more, there are tons of terrible, just awful versions just a YouTube search away. We’re talking heavy metal, gonzo animation, and lots of techno versions.