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Date: Mon, 13 Oct 2014 18:54:11 +1100
Subject: Re: what is the easiest way to install multiple Python versions?
From: Chris Angelico <rosuav@gmail.com>
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On Mon, Oct 13, 2014 at 1:31 PM, Rustom Mody <rustompmody@gmail.com> wrote:
> Hearing a bit about docker nowadays.
>
> Here's why its supposedly better than a VM:
> https://www.docker.com/whatisdocker/
>
> Downsides?? No idea!

One obvious downside is that it doesn't allow guests to modify the OS
at all. A VM gives you an entire OS, so you can use and manipulate
anything. If you don't *need* all that flexibility, then a VM is
paying an unnecessary cost, ergo Docker will have no downside.

ChrisA