Brian S. Stephan 5a55227cf9 Markov: _retrieve_random_k2_for_value
rather than getting all k2s for a value from the database, then walking
the list and picking one at random, pick one for a value at random via
a query

this simplifies the code, and is (usually) faster than the old way,
which has been removed. it would be even faster if it weren't for that
context_id stuff, but so it goes
2013-02-08 01:15:32 -06:00
..
2012-12-19 21:12:49 -06:00
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