Yeah, Matt lost me here (in his reply to Willy Tarreau's [HAProxy] comment.) Packet rewriting is nice and efficient, but it's dumb. Unless you measure a laten

Yeah, Matt lost me here (in his reply to Willy Tarreau's [HAProxy] comment.) Packet rewriting is nice and efficient, but it's dumb. Unless you measure a latency/cpu issue with proxies, in a system with lots of moving parts, having high-level ways to control the flow of traffic -- on-the-fly! -- is a good thing.