Old news, but a big problem. It’s a shame, the lengths people will go to so that they can save pennies on a $100 board. Many of these companies knew they had bad caps on the shelf, and used them anyway. But for those not in the biz, here are some links, the last one has the whole low down, more or less.
linky 1
linky 2
Linky 3
Linky 3 - If you only read one link, read this one.