This was one of my most contentious postings ever. I dug up an archived version because the original was deleted from MSDN. Many of my posting are archived there (e.g. Development Tools Ecosystem Summit | Microsoft Docs). But it seems some of my articles were censored. I’m kind of sad about that, this is an important article that reflects real thinking at the time.

So keeping in mind this is quite old… here it is for reference in its entirety. I recovered it from Wayback Machine ( at Visual Studio: Why is there no 64 bit version? …

Rico Mariani

I’m a software engineer at Facebook; I specialize in software performance engineering and programming tools generally. I survived Microsoft from 1988 to 2017.

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