[kanawa]

[Finny]

kanaway, my dear FReeper friend and sometime friendly antagonist, my FReeper friend for whom I have always had and still have healthy respect ...

... you're being lied to and deliberately misled by the folks at contrailscience, among others. Just FYI. :^)

[justa-hairyape]

So a plane moving 500-600 mph tracks perfectly with a plume being moved by a sea breeze. Right.