Egyptians are for the first time getting a taste of how it is to choose a president- with groundbreaking presidential debates, face-to-face encounters with candidates on the campaign trail, and chances to question their programs, political history and even personal lives. The official campaigning period has been limited to a brief three weeks, and the election process has been marred with legal pitfalls, violence, and even threats of postponing of the vote due to begin May 23.