In others, shemade the kind of hand gesture most of us would make when saying that–a sort of banana-peeling mime that matches the content of the phrase.
The principle proved, Dr Chang and his team went on to show that their system could synthesise speech even when a volunteer mimed sentences, rather than speaking them out loud.
Luckily, his manslaughter charges were dismissed because he was labelled mentally deficient and unlikely to have a motive for killing a mime artist..... unlike most people.