On Tue, Mar 31, 2009 at 9:57 PM, Drew Wilson <atwil...@google.com> wrote:
> > On Tue, Mar 31, 2009 at 6:25 PM, Robert O'Callahan > <rob...@ocallahan.org>wrote: >> >> We don't know how much (if any) performance must be sacrificed, because >> no-one's tried to implement parallel cookie access with serializability >> guarantees. So I don't think we can say what the correct tradeoff is. >> > > The spec as proposed states that script that accesses cookies cannot > operate in parallel with network access on those same domains. The > performance impact of something like this is pretty clear, IMO - we don't > need to implement it and measure it to know it exists and in some situations > could be significant. > I agree with everything Drew said, but I think think this one point really needs to be singled out. Cookies go across the wire. Serializable semantics are not possible in todays (latent) world. Period.
