Remove warning about missing hiredis. You probably do want it though.

README.md

@@ -14,7 +14,8 @@ official `hiredis` C library, which is non-blocking and fast.  To use `hiredis`,
     
 If `hiredis` is installed, `node_redis` will use it by default.
 
-## Why?
+
+## Why so many Redis clients for node?
 
 `node_redis` works in the latest versions of node, is published in `npm`, is used by many people, and is in production on a
 number of sites.
@@ -23,6 +24,33 @@ number of sites.
 with recent versions of node.
 
 
+## Performance
+
+Here are typical results of `multi_bench.js` which is similar to `redis-benchmark` from the Redis distribution.
+It uses 50 concurrent connections with no pipelining.
+
+JavaScript parser:
+
+    PING: 20000 ops 42283.30 ops/sec 0/5/1.182
+    SET: 20000 ops 32948.93 ops/sec 1/7/1.515
+    GET: 20000 ops 28694.40 ops/sec 0/9/1.740
+    INCR: 20000 ops 39370.08 ops/sec 0/8/1.269
+    LPUSH: 20000 ops 36429.87 ops/sec 0/8/1.370
+    LRANGE (10 elements): 20000 ops 9891.20 ops/sec 1/9/5.048
+    LRANGE (100 elements): 20000 ops 1384.56 ops/sec 10/91/36.072
+
+hiredis parser:
+
+    PING: 20000 ops 46189.38 ops/sec 1/4/1.082
+    SET: 20000 ops 41237.11 ops/sec 0/6/1.210
+    GET: 20000 ops 39682.54 ops/sec 1/7/1.257
+    INCR: 20000 ops 40080.16 ops/sec 0/8/1.242
+    LPUSH: 20000 ops 41152.26 ops/sec 0/3/1.212
+    LRANGE (10 elements): 20000 ops 36563.07 ops/sec 1/8/1.363
+    LRANGE (100 elements): 20000 ops 21834.06 ops/sec 0/9/2.287
+
+The performance of `node_redis` improves dramatically with pipelining.
+
 ## Usage
 
 Simple example, included as `example.js`: