Not SIP related but will definitely have an effect on everyone as ICAAN are to allow the creation of thousands more domain extensions such as .Car  .Sport  .Football  .SIP (maybe), which is the biggest shake-up to the DNS system since it was put in place.  I have already received pre-registration details from telnic.org inviting me to register for a .TEL domain, very useful in my industry sector.   Where will it all end and does it really matter?  I think that if you notice the search habits of people, including yourself; how often do you type in a domain name of a company based on their cool domain name?  Are you more likely to type in a search in Google such as 'Cheap TV' and then click on the link in the results list than type http://www.Iwantacheaptv.com ?  If so, will all these new domain names serve only to be a kind of branding for a company?  Let's wait and see, can't wait to get my hands on www.grababeerandtakeagreatbig.sip

Full report @ http://www.iht.com/articles/2008/06/22/business/net23.php?page=1