Explain why orally footnoting Internet sources poses special challenges

What will be an ideal response?

Though it is never acceptable just to say, "I found a web page that said . . ." or "I found this on Yahoo!," most listeners will not remember a long URL. If the URL is simple and easily recognizable, mention it. Identifying the sponsor of a website is important. If you cannot identify the group or individual who published and maintains the site, you may need to look for a better source.