head unit survey

I am currently doing a survey of experiences that people have had with different head units in the general car audio section so people can get ideas on what is good and what is not. I would appreciate any input you guys have.

you find the link here .... head unit survey (http://www.automotiveforums.com/vbulletin/t83133.html)

I will be doing similiar threads for the other type of equipment in the future .... and please, no flaming