It's to stop people writing little computer programs to click the links en mass for them - that kind of thing tends to upset the people who pay to display adverts on the site.
Not that you couldn't write a program that can read those numbers and click appropriately... but it's a lot more complex than just pressing a single 'continue' button would be.
(no subject)
Date: 2003-08-29 03:03 am (UTC)Signed,
Thoroughly confused, Chesham (for want of anywhere better)
(no subject)
Date: 2003-08-29 03:10 am (UTC)Not that you couldn't write a program that can read those numbers and click appropriately... but it's a lot more complex than just pressing a single 'continue' button would be.
(no subject)
Date: 2003-08-31 02:51 am (UTC)(no subject)
Date: 2003-08-31 05:46 am (UTC)