Streaming Servers abound, but…
	l Real, etc have scaling problems – Viz cnn.com – Viz evolution of napster to gnutella l New emergence of intermediaries: – Akamai, Inktomi, and middleware business for them – e.g. – Ffnet, ensim, bandwiz, digital fountain… l Strengths – good at scale and heterogeneity l Weaknesses – still don’t track content