Personally, I think that eating canned beans is like the difference between eating conventional
vs organic fruits and veggies.
Not exact matches
A more in depth look on
organic vs conventional can be viewed on Jeff Novick's forum where he cites many studies comparing the two and showing that in the long run it really doesn't matter whether one eats
organic or conventional as long as they are eating
fruits, vegetables and starches.
Next there's the question of
organic vs conventional, and unlike bananas or pineapple, grapes are one
fruit where the pesticide count is high enough that everyone should avoid it.