The OP is talking about stacking in bags, not the effects stacking.
They still haven't got it right.
I had about 20 silver worth of poison in a stack and was a bit upset to find that after the patch I appeared to have only one vial. However this vial has
multiple charges - I believe equivalent to the stack you had before. I have cast poison several times from the same apparently single vial. What is missing is a "number of charges" counter on it so I know when I am running out.
This was store bought poison by the way. It will be interesting to see what happens when I buy more.
What the patch said was
Quote:
- Alchemy Potions and Poisons have been changed to Baubles. They are no longer stackable and will use their charges properly.
So they don't stack but have charges - but they don't say how many