how to perk it, from perfect caffeine stops to short, short showers

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How long do you spend in the shower? I am a dreadful dawdler when it comes to my ablutions. I would happily stand under the faucet for several hours if time were not a concern and I didn’t always have to drag myself away. Nevertheless, having discovered that an eight-minute shower can squander more than 100 litres of water (more than a bath,…