That's not a company, that's a gadget...
Yes, pretty soon we'll be completely out of IP4. Ip6 has been already incoorporated into Vista to make things easier.
Today still you may get a dedicated IP from a host if you plan to install SSL cert on your site, I guess all ecommerce hosting providers should provide dedicated IPs, at least it is included into ecommerce hosting plans of the companies like utropicmedia.net
http://utropicmedia.net/hosting.php?spt=9