For me, it's walking or hypnagogia that coordinates my split screens. Both of those methods combined over the course of three days led to this piece, https://medium.com/channspirations/of-truth-facts-opinions-and-beliefs-19a43ea64906 which includes a description of how it came to be

Thanks for including my humorous sonnet--that's a dimension I don't often visit. It was like Dave Logan and I swapped bodies today.