From: "John Lam (CLR)" Date: 2007-07-16T11:34:07+09:00 Subject: Re: Proposal: runtime-modifying Kernel methods should be keywords > PS: Incidentally... The comment on the blog entry you gave above > mentions call site caches. I had a student try that for Ruby, and he > found that it couldn't beat Ruby's built-in cache. The reason is > probably the simplicity of Ruby's cache, excellent hardware cache > behavior, and a good cache hit-rate. Not sure what you mean by this - are you saying that the call site method caches did not improve perf at all in a modified version of Ruby? -John