[ZanyProgrammer]

general aviation, small airports have been closing down for years. It’s not a growing hobby.

[class3shock]

TIL general aviation = non-commercial civilian aviation

https://en.wikipedia.org/wiki/General_aviation

[alt227]

So by general aviation, you mean flying lessons?

[filleduchaos]

I mean, in that case the original point doesn't quite make any sense. The article is very clearly discussing the larger airports associated with commercial aviation.