As the survey cited in the above-linked article shows, most Google users do n't intend to use Gmail, and Google is n't even as popular as Yahoo! and AOL.

"Results": [
    {
        "TypeName": "ORG",
        "Text": "Google",
        "Start": 60,
        "End": 66
    },
    {
        "TypeName": "ORG",
        "Text": "Google",
        "Start": 60,
        "End": 66
    },
    {
        "TypeName": "ORG",
        "Text": "Yahoo!",
        "Start": 138,
        "End": 144
    },
    {
        "TypeName": "ORG",
        "Text": "AOL",
        "Start": 149,
        "End": 152
    }
]