In traditional CAPTCHA situations, a spammer only needs a human to participate in one step of the account registration process: answering a CAPTCHA's questions.

FORBES: Magazine Article

In answering the question, you keep referring to the process.

WHITEHOUSE: Press Briefing

Answering an urgent question, Mrs Griffiths said she would not be involved until the end of the process when definitive reports were ready.

BBC: Betsi Cadwaladr report: Ministers 'did not interfere'