They'd type a line, pass it across, delete that line then type the next sentence and pass it back. There was never more than the one commentAMS wrote: ↑Tue Nov 10, 2020 9:49 pmIf they were physically passing laptop around, why not just use pen and paper?OneOffDave wrote: ↑Mon Nov 09, 2020 2:27 pmThe Fertiliser bomb plot chaps used an open word document on a laptop that they passed between each other in the same room and deleted each line after they had read to avoid being bugged. Obviously the rest of their security wasn't as good as they all got rolled up fairly quickly
A wax tablet and stylus might work or one of those plastic sheet and pointy stick "magic writing" pads is another approach. Go proper old school