He had a pretty decent season on a horrible SF team last year.
He is likely better than a number of backups that will be in the NFL this season.
He has the potential, based on past play of being better than most backups that will be in the NFL this season.
He is certainly being 'blackballed' or whatever you want to call it , because , as Shady is correct in saying, he's probably not worth the distraction for a number of teams.
He is probably getting more attention than others protesting because he was the first and probably because he had a large afro last year.
Many people don't like it when black people protest , it's inconvenient for them and they give little or no credence to the reasons behind the protest.
For some idiotic reason, people think protests should be quiet and low profile, which defeats the purpose of a protest, which is to bring attention to the issue.
It was bigotry in both instances. Race/Sexual Orientation.