> food cultivated by you in your backyard that was never zoned for mass agriculture. The way you turned that around seems similar to "Free speech zones". So

> food cultivated by you in your backyard that was never zoned for mass agriculture. The way you turned that around seems similar to "Free speech zones". So now we need official "Health Zones" where children can play safely and ordinary people can grow food as they've done for 12,000 years? Urban soil is poisoned in Australia. Let's not make excuses or try to hide behind fancy interpretations.