This team is a group of Lenovo Thinkpad X-series owners and/or developers interested in getting it to work 100% under Linux (Lenovo Thinkpad X301, Lenovo Thinkpad X1, Lenovo Thinkpad X220, etc).

You can check the model and details of you laptop with these commands:
sudo dmidecode -s system-product-name
sudo dmidecode -s system-version
lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/'

Please subscribe to the group If you are new, and also participate to this poll if you have time:
http://www.doodle.com/fyikzuz9h6f4zftf

One of the users has a list of things that work/mostly work:
http://redmonk.com/sogrady/2008/09/24/apone/

Internal launchpad mailing list:
https://lists.launchpad.net/x301/

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This team is listed as a Linux on MacBook Air Killer (http://linux-macbook-air-killers.blogspot.com/)