(Rebecca's POV) I print the image. Tape it to the board beside my monitor. Pull up a blank page on the tablet. Stylus in hand. The sensor array first. I mark it — circle, arrow, note in margin: Reposition lower. 4cm above floor level for max coverage. The power supply. I draw a battery schematic beside it. Label the terminals. Add a note: Lithium-ion, 3.7V. 2200mAh should give you 4 hours continuous operation. The sock problem. This one I have to think about. Crumpled fabric reads as organic mass to a basic proximity sensor. The robot would flag every sock, every shirt, every stuffed animal shoved under the bed. False positives everywhere. I write it out: Proximity sensor will flag socks as threats. Need secondary classifier. Suggest texture analysis — socks = soft, flexible. Monst

