[erlang-questions] Novice Question - What are the differences between liberts.a and liberts_r.a?

[Garry Watkins]

But which one is thread safe? The ei libraries use underscore St to indicate single threaded. 

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> On Jun 25, 2013, at 2:16 AM, Max Lapshin <max.lapshin@REDACTED> wrote:
> 
> thread safety, perhaps?