{
  "slug": "why-the-shopping-cart-changed-retail",
  "version": 1,
  "layout": "comparison",
  "nodes": [
    {
      "id": "n1",
      "type": "person",
      "label": "Shopper with Basket",
      "x": 54,
      "y": 88,
      "w": 155,
      "h": 155,
      "detail": "hand-carried, small"
    },
    {
      "id": "n2",
      "type": "divider",
      "label": "→",
      "x": 265,
      "y": 104,
      "w": 24,
      "h": 140
    },
    {
      "id": "n3",
      "type": "cart",
      "label": "Wheeled Cart",
      "x": 324,
      "y": 100,
      "w": 155,
      "h": 155,
      "detail": "large capacity"
    },
    {
      "id": "n4",
      "type": "coin",
      "label": "Larger Basket Size",
      "x": 332,
      "y": 279,
      "w": 78,
      "h": 78,
      "detail": "more items purchased"
    }
  ],
  "relationships": [
    {
      "from": "n1",
      "to": "n3",
      "label": "replaced by"
    },
    {
      "from": "n3",
      "to": "n4",
      "label": "enables"
    }
  ],
  "summary": "A wheeled cart removes the weight limit of a hand basket; customers buy more per visit.",
  "mechanism": "friction-reduction-basket-size",
  "fig": "FIG. / THE BASKET THAT KEPT MOVING AFTER THE HANDS LET GO",
  "animation": {
    "style": "reveal",
    "duration": 600,
    "stagger": 60
  },
  "presentation": {
    "style": "vignette",
    "hero": "n3",
    "support": [
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      "n4"
    ],
    "icon": "cart",
    "label": "Wheeled Cart",
    "tilt": 0
  },
  "illustration": {
    "concept": "Wire shopping cart loaded with three products rolling through store aisle; person's hands on handle pushing cart past shelf merchandise",
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