Broccoli, per kg priced in Bitcoin: 2015 to 2024

Broccoli, per kg (per kg) cost £1.64 in 2015 and £2.34 in 2024, a change of +43% in pounds across 9 years. The figures are annual averages from ONS, RPI: Ave price - Broccoli (series GK8E). The fiat peak in this series came in 2024 at £2.34.

Priced in sats, the same item went from 906,077 sats to 4,473 sats, a change of −99.5%. The conversion uses the yearly average BTC price for each matching year, never a rate from a different era. The least flattering single step for the sats series was 2021 to 2022, when this item moved +70% in sats terms. Short windows can and do run against the holder; the direction across the full series is what the chart shows.

Fresh vegetables carry the volatility of weather and season, yet even here the decade trend is unmistakably one way in pounds.

One grocery line proves nothing on its own. Repeated across the whole basket on the main page, the pattern stops looking like noise and starts looking like a property of the unit of account.