writing: proceeded to write brainwrite-9_261029, and got halfway through a proposal: proposal_261103. i’m almost there.
electrowetting: struggled to get actuation (see electrowetting). tried many, many variations; begged a large-language-model for help; failed. considered giving up.
communication: made communication expression. this is the simplest build out of the three, and if i crack the preliminary electronics, i should be able to produce this soon. i need to get one right; send it out for pcb-printing; work on the code; and assemble it together. this one also is the simplest mechanically — it is just a cube.