In the Adult Swim show "Rick and Morty" there has been a continuing gag reference to an inter-dimensional space currency known as 'flurbos'. 3000 flurbos can buy a human an entire afternoon at a Dave & Buster's-esque entertainment center called "Blips & Chitz" where people can play games like "Roy." (see video)
Rick sells an anti-matter-firing gun to Krombopulos Michael for 3000 flurbos.
Filecoin's symbol is remarkably similar to that of Filecoin.