tilyさんのforkして，twitterにポストするようにした

autoghiblize.user.js

// ==UserScript==
// @name           AutoGhiblize
// @namespace      http://d.hatena.ne.jp/tily
// @include        http://faithrm-zero-zero.blog.so-net.ne.jp/archive/*
// @require        http://www.chasen.org/~taku/software/TinySegmenter/tiny_segmenter-0.1.js
// ==/UserScript==

//----[Markov]---------------------------------------
var Markov = function() {
    this.chain = {}
    this.segmenter = new TinySegmenter()
}
Markov.prototype = {
    saveAsChain: function(sentence) {
        var words = this.segmenter.segment(sentence)
        this.push('BOS', words[0])
        for(var i = 0; i < words.length - 1; i++) {
            this.push(words[i], words[i+1])
        }
        this.push(words[i], 'EOS')
    },
    push: function(first, second) {
        if(!this.chain[first]) {
            this.chain[first] = [second]
        } else {
            this.chain[first].push(second)
        }
    },
    generate: function() {
        var sentence = ''
        var word = this.next('BOS')
        while(word != 'EOS') {
            sentence += word
            word = this.next(word)
        }
        return sentence
    },
    next: function(word) {
        var nexts = this.chain[word]
        return nexts[this.rand(nexts.length)]
    },
    rand: function(num) {
        return Math.floor(Math.random() * num)
    }
}

//----[Main]-----------------------------------------
var div = document.querySelector('div.articles-body')
var lines = div.textContent.split("\n")
lines = lines.filter(function(e) { return e != '' })

var actors = []
var markov = new Markov()
for(var i = 0; i < lines.length; i++) {
    lines[i].match(/(.+)「(.+)」/)
    var actor = RegExp.$1, sentence = RegExp.$2
    if(actor && sentence) {
        markov.saveAsChain(sentence)
        actors.push(actor)
    }
}

var iframe = document.createElement('iframe')
iframe.name = 'hidden-iframe'
iframe.style.display = 'none'
document.body.appendChild(iframe)

var form = document.createElement('form')
form.action = 'http://twitter.com/statuses/update.xml'
form.method = 'post'
form.target = 'hidden-iframe'
document.body.appendChild(form)

var input = document.createElement('input')
input.type = 'hidden'
input.name = 'status'

form.appendChild(input)


var post = function() {
    var actor = actors[markov.rand(actors.length)]
    var sentence = markov.generate()
    var line = actor + '「' + sentence + '」'
    if(window.Minibuffer) { window.Minibuffer.message(line, 3000) }
    if(console) { console.log(line) }

    input.value = line
    form.submit()
}

post();

setInterval(function() {
    post();
}, 60 * 1000)