Doh, why don't I just make the input BMP have lines twice as thin? Then again, I'm already at 5 pixels wide - 2.5 pixels sounds a bit hard to achieve. Well, I suppose I could do 2 pixels wide and then increase the stroke width in inkscape as necessary. It seems Inkscape has little issue increasing t...

Thanks! I'll take a look. Hoping someone has experience in this department, because I get the feeling it's going to get technical, lol.

I imported a bitmap and did a trace on it. I then looked at the stroke width and saw it was set at 2.8mm so I reduced it to 0mm which reduced the size, however, the width of the stroke is two times larger than I need it. How do I make it even thinner? I don't understand why it couldn't be made even ...