Fresh from the clogged tubes of teh intarwubs…
"… a number of options that developers can consider for those circumstances where support for a CSS3 feature is required for all versions of Internet Explorer (IE6, IE7, & IE8 — all of which are still currently in significant use)."
"2. Once you are running a public access wifi you are clearly providing a communications service (to the public even). This makes you a communications provider by any reasonable definition of that phrase (and by definitions in the Communications Act).<br />
3. Tell your internet provider that you are now buying the service from them as a communications provider. Well, best to ask first in case they have any extra terms, AUP, or costs, but some (like AAISP) don't mind at all. In fact go further – advise then that sending you copyright infringement reports would cause you distress and alarm.<br />
4. Now you have done that you are not a subscriber as defined by the Digital Economy Act 2010. But as you have no agreement with the public for them to use the wifi so you are not a service provider either. So you don't have nasty obligations under the Act either."