I paid 19c a couple of years ago, the thing is I wonder if I...

I paid 19c a couple of years ago, the thing is I wonder if I should buy a bit more at this low price to offset what I brought in at...but CPH has had such bad management... but the products themselves and what they are trying to achieve sound good..
I personally had resolved to sell when it become dead in the water and use the losses as a tax lose ....and now it's showing signs of life, but is it a short bump,