I should have also added this is more true than average for Software Engineers.
Specifically, as a partner, you have to ask yourself what you are bringing to the table in a given relationship; if the answer to that is income/stability, it would make sense that a struggling artist will appreciate that more than a solid well to do professional with their own income. If the answer is crazy parties (or whatever other flavor of fun), you might have an easier time trying to find a partner who has stability and wants excitement in their life.
Specifically, as a partner, you have to ask yourself what you are bringing to the table in a given relationship; if the answer to that is income/stability, it would make sense that a struggling artist will appreciate that more than a solid well to do professional with their own income. If the answer is crazy parties (or whatever other flavor of fun), you might have an easier time trying to find a partner who has stability and wants excitement in their life.