3 ms·Or have it built into the bottle, perhaps even measuring the current fill level.by jacobr1 11y agoOr have it built into the bottle, perhaps even measuring the current fill level.pjc50 11y agoLike inkjet cartridges, it can simultaneously add electronics to landfill while increasing your spend on consumables!rtkwe 11y agoUnless that's a refillable bottle that you don't throw away that would add a huge amount of waste and cost to every product.