Home » BBC News - Technology » technology news » Campaigners target online trolls by putting their comments on billboards Campaigners target online trolls by putting their comments on billboards Unknown 3:30 AM BBC News - Technology technology news Brazilians who post racist abuse online may see their words pasted onto billboards as part of a civil rights campaign. from BBC News - Technology http://ift.tt/1lp5mDC Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati