"stack them up during a disassembly and then unstack them as I reassemble." I love this! Automatically sequences the fasteners. Another option is a piece of c

"stack them up during a disassembly and then unstack them as I reassemble." I love this! Automatically sequences the fasteners. Another option is a piece of corrugated cardboard. Poke the screws into cardboard in the pattern they are in the device you're disassembling.