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Re:Vert.x (JVM async) vs Node.js Http benchmarks results by pwpwp on Wednesday May 09, 2012 @04:15PM (#3950267)
> forcing the entire ecosystem to be async too

You say that like it's a good thing. I'd much rather have the choice between async and sync.

Re:Vert.x (JVM async) vs Node.js Http benchmarks results by baudehlo on Wednesday May 09, 2012 @10:16PM (#3951541)
The problem comes when you mix the two. Try it. Try scaling it (to a hundred thousand connections). I've done it and it doesn't mix.

Sure programming-wise it's nice to have sync. No argument there.