Banc de Swiss Demo Account

Is trading Banc de Swiss Demo Account is like trading free Forex accounts ?
Was recommended to sue this broker for Chinese stocks and indices, but im not sure what “free” refer to

Thanks

} ‘Sue the broker?’

‘Smartphone spellchecker irony!’ {

} ‘A demo account is just that. Practice. Demo.’

‘Until, of course, it isn’t.’ {

} ‘They’ll be trading the Pollution Standards Index in SGD soon enough.’

‘It hit 401 this morning… cough, splutter, cough’ {