After a third attempt at this (have you listened to the audio, type-the-number-one???), the two words I was requested to type became alarmingly appropriate.
I have previously signed up to friendfeed via the facebook app.
Today I've been trying to log in to friendfeed's site in its own right - what a nightmare!
It keeps telling me my email verification needs resending. So I keep requesting it and... nowt. Surely I'm not now locked in to friendfeed on facebook for ever and ever amen?