Aging of wine that is aged is rarely aged for long; it is estimated that 90% of wine is meant to be consumed within a year of production, and 99% of wine within 5 years. The Ancient Greeks and Romans were aware of the potential of aged wines. In Greece, early examples of dried "straw wines" were noted for their ability to age due to their high sugar contents. These wines were stored in sealed earthenware amphorae and kept for many years. In Rome, the most sought after wines—Falernian and Surrentine—were prized for their ability to age for decades. In the Book of
Names of the Greeks Constantine Porphyrogennitos of the 10th century. His accounts discuss about the revolt of a Slavic tribe in the district of Patras in the Peloponnese. Constantine states that the Slavs who revolted first proceeded to sack the dwellings of their neighbors, the Greeks ("ton Graikon"), and next they moved against the inhabitants of the city of Patras. Overall, ancient Hellenic continuity was evident all throughout the history of the Eastern Roman Empire. The "Byzantines" were not merely a general Orthodox Christian populace that referred to themselves as merely "Romans." Though they used the term for legal and administrative purposes, other terms