The twitter account @CasioMaths seems to the be last remaining active Casio calculator twitter account (appears to be UK based) I can find. I've already tweeted

The twitter account @CasioMaths seems to the be last remaining active Casio calculator twitter account (appears to be UK based) I can find. I've already tweeted them to point out the error of their ways. Perhaps others could follow suit, but obviously in a polite and civilised manner, let's not have an abusive pile-on.