Have been playing with MaxMinds free geoip lookup tool. Its pretty OK. The quality, as far as I have tested, is pretty good!
More than good enough to use in location aware mobile services. Ofcourse you have the issue with looking up location of the operators gateway when the user is connected throgh the telco network… Have a look at your own location here.
Jakob Nielsen knows a lot about interaction design and usability, no doubt. But a few of the statements about mobile web are still pretty disturbing:
A Separate Mobile Site Is Best
Sure! thats a no brainer
For the best user performance, you should design different websites for each mobile device class
What? Do you know how many
I learned a new word today:
Currently fanta is running a campaign on boards here in Norway. The campaign is sad in a crappy way. More than one person should get fired over this. Here is the use case:
1) Read the board. There is something that looks like a QR-code or data matrix stuff.
2) Read the stuff with small print that actually explains what to do
3) Txt a key word to a short code
4) wait for 1 minute and 47 seconds (yes, thats right!)
5) Follow the link in the wap push.
6) Download a java app (by Scanlife) of 315kb
7) Wait 
Install
9) Try to find the application on the phone after install. (Tip: don
Have been using twitter for a while now, and was annoyed by the tinyurls being useless on my mobile. So, I thought; how hard can it be? and made this one: mtny.mobi
mtny.mobi works as all other tiny url creators, but this has a mobile touch to it.
You can specify if the target url supports mobile when you submit it, and if you are accessing a shortened url by your mobile, you get the option of viewing the page using mowser or go directly to the target link.
Hope this will be useful for someone 
Open Gardens elaborating on the difference of knowing the customer vs. owning the customer.
Owning the customer vs. knowing the customer
A very nice perspective on the operators often called dumb pipes. The pipes are actually quite intelligent and full of very useful metadata. If the operators are