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On Sun, Sep 8, 2013 at 4:47 PM, Seppl Vorderhörer
<> wrote:
> 99% of all programmers seen as) "operations that use conditions and result
> in other conditions" are here really misused to not return booleans but
> other types.

Using 'or' like this is a popular Lua idiom, often used for default values:

function foo(a,b)
   a = a or 'one'
   b = b or 'two'

It is a _little_ odd at first, but then very liberating.

steve d.