I don't think many links are needed, just a little logic to know that the airlines worldwide are not going through their best moment, with a couple of clicks you can find out if they are as good as you say! Anyway, I found a point of view here, my geographical position allows me to be a little informed about how the sector is going since I am a few kilometers from an air HUB, in the same way here is a link, and I saw many similar to this https : //www.pwc.ie/reports/aviation-industry-outlook-2021.html
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