BBerson Light Plane Philosopher HBA Supporter Joined Dec 16, 2007 Messages 14,333 Location Port Townsend WA May 16, 2020 #321 It's the same explanation as the physics of air. Perpetual attraction and repulsion.
H henryk Well-Known Member Joined Mar 8, 2010 Messages 5,596 Location krakow,poland May 17, 2020 #322 =to fly or NOT to fly ?
osprey220 Member Joined May 28, 2018 Messages 12 Location Davis, CA May 17, 2020 #323 Why? To distract you as they empty your wallets.