BNA reports on an exchange between Rocco Femia and Christopher Bello, Chief of Branch 6 in the IRS Office of Associate Chief Counsel (International) at the annual George Washington University-IRS International Tax Conference. The exchange was regarding recent IRS AOD on the U.S. Tax Court's taxpayer favorable decision in Veritas Software Corp. and focused on the extent to which the position of the IRS requires taxpayers to assume that pre-existing intangible property has a perpetual life.