Its funny. Look. This comic was made in 2010. Feels like yesterday. Has anything changed since?
But in 1990, 1975 felt like ages long ago with clothing, culture and music far separated. People were still landing on the moon in the 70s, but after the 90 started no one even cared about space anymore… the 70s had the cold war, the 90s had some cold sores(herpes). The 70s had landlines, the 90s had cellphones. In the 70s you asked your grandma, in the 90s you asked jeeves… anyway… silly.
Daedalus murdered his son and blamed his son’s “ambition” to cover it up. It doesn’t get hotter as you rise, it gets colder. If the wax melted, it was due to shoddy craftsmanship.
The troposphere cools down with altitude, but the stratosphere does actually heat up due to ozone. So if they somehow made it well above 10 km altitude, it’s a possibility.
Who needs to breathe when you’ve got those sweet wax wings?