Professionals in the business, PR, and cyber worlds are buzzing over a plan by the Internet Corporation for Assigned Names and Numbers (ICANN) to increase Web address endings to a nearly infinite number by offering the chance for new generic top-level domains (gTLDs).

"Interesting from a marketing perspective" is how Sabrina Guttman, Ruder Finn's global head of technology and innovation, summed up the plan to PRWeek.

What ICANN's proposal means is that Ford, for example, could have a gTLD of ...