I've only heard of it from GiantBomb.com's April Fool's day prank this year, in which they converted the whole site into Top 10 lists:
Dave's Top 10 List of Modern-Era CRPGs [http://www.giantbomb.com/news/daves-top-10-list-of-modern-era-crpgs/1037/]
Vinny's Top 10 Reasons Why Dave's Top 10 CRPG List Is Wrong [http://www.giantbomb.com/news/vinnys-top-10-reasons-why-daves-top-10-crpg-list-is-wrong/1042/]