Why DataEngine::containerForSource use is discouraged?

[Aaron J. Seigo]

On February 22, 2010, Yuri Baranov wrote:
> I wonder, what is the reason behind the recommendation?

it used to be that usually if you needed this, something was wrong. though now 
that services can back the sources, this becomes more useful.

i nee to eximaine the actual casus though

-- 
Aaron J. Seigo
humru othro a kohnu se
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