Because they are sealed, sometimes even vacuum sealed, there's not as much oxygen touching the leaf, thus it tends to age anaerobically which some say produces a different flavor than tobacco that's been aged aerobically, or with oxygen
(See Michigan Department of Treasury, "Special Notice to Wholesalers, Secondary Wholesalers, Unclassified Acquirers of Cigarettes and Vending Machine Operators, August 28, 2008.") [] Authors' calculations based on "Cigarette Sales Tax History: Calculated Packs Sold Taxed Based on Revenue Collections," Michigan Department of Treasury's Office of Revenue and Tax Analysis, September 28, 2008
[26] Thompson continued to write for the National Observer on an array of domestic subjects during the early '60s
Later that spring, the parents-to-be shared the stage together at the ACM Awards for a live, temperature-rising version of the tune
So, if youre flying out of Australia, make sure to check the duty free allowance of the country youre travelling to and plan your shopping accordingly