Don't think of the path of least resistance (this is the limit case for f = 0 Hz), but about the path of least impedance and a lot of your intuition will transl

Don't think of the path of least resistance (this is the limit case for f = 0 Hz), but about the path of least impedance and a lot of your intuition will translate. Also remember: 50/60Hz is almost zero on a pcb board and you can basically think of it as DC.