In case  you need a direct link to order a G1 it is here . Site may not be up forever depending on how popular it proves.

Personally, I’m going to wait to see if I can get one SIM free or on Pay as you Go at a later stage.

Bound to be a little biased in its favour as they have their own google application they are keen to plug but it has quite a nice video of them poncing about the Google offices with a G1 … [here]

In case you didn’t put yourself on the mailing list for T-Mobile UK here is the email that those who did have received. You can place your order today from 9am:

The T-Mobile G1 Google™ is here

To order your T-Mobile G1 from the T-Mobile.co.uk shop, follow the exclusive link below after 9am on 30 October 2008. We have limited stock, so make sure you get in early to avoid disappointment. Once they’re all gone, the link will no longer work.

We will aim to deliver your T-Mobile G1 within the next few days, however if demand is very high please allow up to seven days. We’ll let you know in advance when to expect delivery of your phone.

If you have not been successful in ordering your G1 today, don’t despair. We have
more stock coming soon, so keep an eye on the website.

Thanks
The T-Mobile.co.uk team