"Las Vegas effect" meaning in English

{
  "etymology_text": "An allusion to the bright lights of casinos etc. in Las Vegas.",
  "forms": [
    {
      "form": "the Las Vegas effect",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "def": "1",
        "head": "Las Vegas effect"
      },
      "expansion": "the Las Vegas effect",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Graphical user interface",
          "orig": "en:Graphical user interface",
          "parents": [
            "Computing",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1994, Theo Mandel, Windows vs. OS/2, the GUI-OOUI War, Van Nostrand Reinhold, page 109",
          "text": "This helps make a user interface seem somehow friendlier and easier to use. However, this \"Las Vegas\" effect, as I discussed in Chapter 1, can actually distract users from their tasks.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The distracting overuse of colour in a user interface."
      ],
      "id": "en-Las_Vegas_effect-en-name-WX7vcQQf",
      "links": [
        [
          "graphical user interface",
          "graphical user interface"
        ],
        [
          "distracting",
          "distracting"
        ],
        [
          "overuse",
          "overuse"
        ],
        [
          "colour",
          "colour"
        ],
        [
          "user interface",
          "user interface"
        ]
      ],
      "raw_glosses": [
        "(graphical user interface) The distracting overuse of colour in a user interface."
      ],
      "synonyms": [
        {
          "word": "angry fruit salad"
        }
      ],
      "topics": [
        "computing",
        "engineering",
        "graphical-user-interface",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "Las Vegas effect"
}

{
  "etymology_text": "An allusion to the bright lights of casinos etc. in Las Vegas.",
  "forms": [
    {
      "form": "the Las Vegas effect",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "def": "1",
        "head": "Las Vegas effect"
      },
      "expansion": "the Las Vegas effect",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English terms derived from toponyms",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with quotations",
        "English uncountable nouns",
        "en:Graphical user interface"
      ],
      "examples": [
        {
          "ref": "1994, Theo Mandel, Windows vs. OS/2, the GUI-OOUI War, Van Nostrand Reinhold, page 109",
          "text": "This helps make a user interface seem somehow friendlier and easier to use. However, this \"Las Vegas\" effect, as I discussed in Chapter 1, can actually distract users from their tasks.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The distracting overuse of colour in a user interface."
      ],
      "links": [
        [
          "graphical user interface",
          "graphical user interface"
        ],
        [
          "distracting",
          "distracting"
        ],
        [
          "overuse",
          "overuse"
        ],
        [
          "colour",
          "colour"
        ],
        [
          "user interface",
          "user interface"
        ]
      ],
      "raw_glosses": [
        "(graphical user interface) The distracting overuse of colour in a user interface."
      ],
      "synonyms": [
        {
          "word": "angry fruit salad"
        }
      ],
      "topics": [
        "computing",
        "engineering",
        "graphical-user-interface",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "Las Vegas effect"
}