And mentioning candles like that just makes me think of NMR and how a candle was prominent in the scene that really brought them out on screen.
This is one of those problems with magic doing double metaphor duty as both the dangerous addiction and a symbol of their relationship. A scene like the one described when it's specifically Tara's stuff they are taking from her really connects the two in a way that I'm just thinking is really not of the good.
Ari