1. Everyone is entitled to their own opinion.
2. If you had read the dev team pages, you would know that they said is beta.
3. All beta software usage carries an inherent risk
4. You are not being forced to use this software, they are not microsoft!
5. They have worked for months for free, for your ingratitude.
6. They can't possibly test every sim type in every country with every network.
7. It works for the vast majority that follow the instructions properly
8. It even works for all the idiots that ignored the original advice not to uprade to 2.2
9. It works for me T-Mobile in UK
10. Whilst everyone is entitled to their own opinion, if you can't say something helpful or nice, keep your opinion to yourself.