We would like you to assess the QUALITY of each of the following argument (discussing Gun Control) and determine if the argument is Valid or Invalid. A valid argument is clearly interpretable and either expresses an argument, or a premise or a conclusion that can be used in an argument for the topic of gun control. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of gun control.

Input: Consider Input: The medium of 'free speech' has changed, but that does not affect that free speech should still exist - just as with the other constitutional points (with a few exceptions, if you believe Bush).

Output: Valid

Input: Consider Input: Like I said before, claiming that semi-automatic rifles get a lower level of constitutional protection than handguns because they are less useful for self defense seems absurd from historical point of view.

Output: Valid

Input: Consider Input: But as I said at the beginning, this is only about Europe; the US already have too many guns around to get rid of them all.
Output: Valid