angles chips circuit circular colored coloured communication components computer connected connections data data-storage disc disconnected disk electrical electronics equipment essential gadgetry golden hard hard-drive inside internal linked links metal movement moving-parts panel part parts perspectives storage surface surfaces switches technology unwanted useless analog color colors colour colours dirty dusty electricity electronic insulated insulation no-longer-in-use numbered numbers numerals old outdated plastic plastics pre-digital switchboard telecommunications telephones telephony weathered wires wiring worn abstract art bolted cogs component decorative distinctive electronic-component exposed fixed green grunge machinery open opened product psychedelic-colors psychedelic-colours round screws teeth board circuit-board cpu diodes microchip microprocessor miniature mother-board printed-circuit processor small transistors coil coiled coils magnetic magneto-coil wired connecting Dirt boards circuit-boards decorated devices fusible-metal-alloy interlinked patterns permanently-bonded printed-circuits solder solidify circuitry complexity complx computer-hardware lines recycling