If you feel comfortable voicing your political opinions all the time in front of friends and colleagues, you either need more interesting political opinions or a more diverse group of friends and colleagues. Common sense self-editing is not a sign of lack of free speech.
A Rorschach Test for the State of American Free Speech
Kind of makes you wonder whether a poll so constructed was designed at the outset to reach a specific conclusion, doesn't it? :)
If you feel comfortable voicing your political opinions all the time in front of friends and colleagues, you either need more interesting political opinions or a more diverse group of friends and colleagues. Common sense self-editing is not a sign of lack of free speech.