STOCKHOLM (AFP) - The world's oldest newspaper, Sweden's Post och Inrikes Tidningar, has embraced the digital age, ending its run as a print publication and opting to be published exclusively on the Internet. Founded in 1645 by Queen Christina, the Post och Inrikes Tidningar (PoIT) -- or Post and Domestic Newspapers -- was a staple for readers in Sweden throughout the late 17th and 18th century. But its readership dwindled as rival newspapers appeared, confining PoIT primarily to the publication of announcements from publicly listed companies, and financial and legal institutions by the 1900s. While the paper has not covered...