Price: if that’s the major qualm that’s not really a product flaw. The best product usually commands the highest price.
Stuck with macOS: technically not true, Asahi Linux exists.
Connecting multiple monitors: a legitimate negative limitation unusual at the MacBook Air price point, but still something that only a small fraction of consumer laptop buyers care about.
Asahi Linux is still missing features a lot of people consider key. M1 even STILL doesn't support DP alt mode for example. That's a pretty serious shortcoming on something like a MBA where the only video out is through DP alt mode.
Stuck with macOS: technically not true, Asahi Linux exists.
Connecting multiple monitors: a legitimate negative limitation unusual at the MacBook Air price point, but still something that only a small fraction of consumer laptop buyers care about.