Business 2.0: While Qualcomm and Nokia will win big by building the infrastructure, TV-on-phones technology will create a passel of opportunities for entrepreneurs too. Some channels will broadcast standard TV, but thumb-jockeys will also enjoy interactive programs that blend television with the Web. And because small screens could abbreviate viewers’ attention spans, content providers will be seeking tailor-made shorts featuring weather, traffic, and news, as well as data applications to feed updates to phones.