My buddy skipped flux clean-up and his project corroded within weeks.

Christmas lights on a fog machine is absolute nightmare fuel. Just reading that made my heart stop.

Ugh that reminds me of the time our local library put up a "fact check" display next to the geology section because someone kept slipping climate denial pamphlets into books about glaciers. It took them three months to notice the pamphlets were funded by a fossil fuel lobby group.