smoothmouse is so cool, making mac playable

http://smoothmouse.com/forum/
This guy fixes mac mouse lag. Now mac is playable.

blender video editor, adding without scaling

blender video editor will try to scale and fit the output size default. To turn this off, chose image offset or image crop in strip input.

hostname got overridden

My hostname got overridden by dhclient on archlinux. The hostname might cause some Xauthority fail. NetworkManager wiki on arch explains how to setup static host name. However, it does not work for me. keyfile setting, dhclient conf, switching to dhcpd. Nth worked. Finally I added post script in /etc/NetworkManager/dispatcher.d/ to reset my hostname manually.