Share: A year ago, Nike unveiled its “Dream Crazy” ad. It featured former quarterback Colin Kaepernick, best known for kneeling during the national anthem in protest of police brutality and racism. The message, printed over the image of Kaepernick staring back at the camera, told the viewers: “Believe in something, even if it means sacrificing everything. #JustDoIt.” For days, social media was filled with squabbling between those who supported Kaepernick and applauded the sentiment, and naysayers who hated the ad and called for a boycott …