In the end, it looks like lightning, kind of

I call this one “I did­n’t mean to set it to 6s, f/32, ISO1600, but look how it turned out”.

Edit­ed in GIMP: basi­cal­ly, stacked the same lay­er about 5 deep, with all but the bot­tom-most set to “Mul­ti­ply”.

Inter­est­ed in prints of my pho­tos? Let me know, and we can work some­thing out.