they've already weathered a decade of CIA drone strikes and Saudi air strikes. did anyone believe these recent strikes were anything but performative actions by a humiliated US administration?
https://www.nytimes.com/2024/01/13/us/politics/houthis-yemen-us-airstrikes.html
Houthis specifically have been living under airstrikes, but also a common theme among Iranian backed groups is that the tactics and weapons provided are specifically designed against symmetric warfare with America and American proxies. Of course they'd considered airstrikes.