Update!
iTunes is showing that the new update is available!

So far, the release of 3.0 OS for the iPhone and iPod touch is scheduled for today the 17th. According to various sources and information gathers, the update will be available anytime after 8:00pm Kuwait time. All you have to do is connect your iPhones or touches to your itunes and keep clicking check for updates. Now this is just a guess of the time but we shall wait and see what happens in the coming hours.
Check tuaw.com for more instructions on checking the release of the OS through terminal

Note: People with unlocked/jail-broken iPhones please don’t update at all until someone releases an unlock/jail break for 3.0! Or Wait Till Friday!

The devTeam is at it again! They just demoed the unlocked iPhone 3.0 OS in this video you see below.

They are probably going to release it on June 19th a while after the iPhone 3.0 OS is release by Apple to make sure that Apple doesn’t push last minute changes so make sure you watch out for this bit of news. Here is a link to ultrasn0w.

http://ultrasn0w.com/

Sources: too many to list! Techtree.com