Some argue that evolving communications technologies and advertising and marketing techniques are damaging democratic practice by replacing thoughtful discussion with simplistic soundbites and manipulative messages. Campaigns play on our deepest fears and most irrational hopes with the result being that we have a skewed view of the world. That said, media effects on politics are not uniform around the world. Rather, they are the product of the types of media technologies, the structure of the media market, the legal and regulatory framework, the nature of political institutions, and the characteristics of individual citizens. What is more, others argue, by contrast, that "blaming the messenger" overlooks deep-rooted flaws in the systems of representative democracy that are responsible for the sorry condition of political discussion. There is also much discussion about whether the internet is a positive for American democracy. With respect to often delicate peace processes, the role of the media in the Rwandan genocide has given the news media a tarnished reputation. However, in some instances, the news media has sometimes played a constructive role in sustaining peace efforts.