The Highways Agency says it does not have the plans or funding in place to change the layout of the junction.

BBC: Motorway bridge

One simple way to thwart robots is to frequently change a website's layout by, say, moving price information to a different place on the screen, so that a "bot" programmed for the original layout can't find it.

FORBES: Magazine Article

One simple way to thwart robots is to change a Web site's layout frequently, moving price information, say, to a different place on the screen so that a "bot" programmed for the original layout can't find it.

FORBES: Spiders and Lies