To be fair, the "I'm not a robot"-one-click-thing wasn't done to make automation harder or impossible, but rather to make things more convenient for users. It w

To be fair, the "I'm not a robot"-one-click-thing wasn't done to make automation harder or impossible, but rather to make things more convenient for users. It will fall back to a regular visual captcha if you're doing anything suspicious like requesting captchas at the rate necessary to do comment spam or vulnerability scanning efficiently, so that's probably not going to reduce anyone's captcha typer farm bill too much.