The kid-centric online game Club Penguin (acquired by Disney last year) adds 500-1000 words a day to its list of forbidden chat-words in an effort to keep things clean. Wanna bet that kids come up with 2000-4000 new variant spellings a day?
Merrifield also thinks that there is an over-reliance on technology that ignores the human element, which is why they've decided to devote two-thirds of the company's staff to positions such as safety moderators and customer service.
"We know the limits of technology, even though I would put our filtering software up against anybody's, especially because of that human element – we're adding 500 to 1000 words every day to the filters, simply because of slang that works its way into the language.
"And every new pop song that comes out is inevitably going to reference something that was innocent the week before, but isn't so much now," Merrifield said.
(via Raph Koster)