In 2009, Machat and Woolsey—who met while working at an online company in Los Angeles—were asked to host a radio show on KXLU called Hippos in Tanks.
The Hippos | US Satellite imagery of Syrian tanks departing Da'el | The Hippos (album) | Tanks of Zen | Ironton Tanks | Hippos | German tanks in World War II | Chieftain tanks of 14th/20th King's Hussars on parade with urban camouflage, Straße des 17. Juni | Chieftain tanks of 14th/20th King's Hussars |