According to Rossmann's FAQ[1] it's 'supposedly "four letters that sound good together".......'. Someone did also add an entry on Urban Dictionary[2] defining i

According to Rossmann's FAQ[1] it's 'supposedly "four letters that sound good together".......'. Someone did also add an entry on Urban Dictionary[2] defining it as "Fuck You, Tech Oligopoly"; seems that's the closest we're gonna get to an answer for now... [1] https://store.rossmanngroup.com/faq.txt https://store.rossmanngroup.com/faq.txt [2] https://www.urbandictionary.com/define.php?term=FUTO https://www.urbandictionary.com/define.php?term=FUTO