Duking It Out Online

Bulletin Today | Politics | TechnologyThis year’s presidential campaign, more than any in history, will play out on a digital battleground — everything from the candidates’ own websites to Facebook and Twitter and anything, really, that comes to us byte-by-byte. Digital ads have joined television and radio ads as instruments of political persuasion and propaganda. E-mail is crowding out direct mail in the same way. Even fundraising has moved increasingly online, where campaigns can collect money (in mostly small amounts) nearly as fast as they …