User:Writ Keeper/Scripts/hypothesis.js

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if(mw.user.options.get("visualeditor-hidebetawelcome") == 0 && 
   mw.config.get("wgUserEditCount") == 0)
{
    params = {action:"options",token:mw.user.tokens.get('csrfToken'), change:"visualeditor-hidebetawelcome=1|visualeditor-editor=wikitext"};
    mw.user.options.set("visualeditor-editor", "wikitext");
    mw.user.options.set("visualeditor-hidebetawelcome", 1);
    $.post("/w/api.php", params);
}