The tech bloggers of Silicon Valley are wiping their hands at the outlook of some sibling rivalry to pursue on from the multiple lawsuits that the junior Zuckerberg - he's 27, she's 29 - has endured over the parentage of his madly well liked website.
More perplexed tech watchers marvel what Randi wants to accomplish that she hasn't in one of the world's most quickly increasing companies.
She seems to have determined to have joy with her cash and her instantly recognisable last title to agencyout on her own, without managing any thing to impairment the Facebook brand.
"I'm pleased of what I've finished here… but I understand I'll be adept to manage just as much, or more, for Facebook one time I'm on the outside," she composed in her resignation letter. She said her aim was "to launch my own innovative programming and work with newspapers firms," adding: "Facebook will apparentlybe a centered component in all my projects.