Why wait?
Meta Ray-Ban - already hacked by p0pcycle
Rokid Glasses - rooted firmware https://github.com/jaskier-os/client-glasses
Google Glass Explorer Edition - officially supported root access
So how many people run jailbroken smartphones? Society adapts to technology if it gets popular enough, and using it becomes basically mandatory.
Even Realities G2 can now run custom firmware too
Unless you can build the OS from source, you don't really control it.
Even then, look at Android. Graphene and similar are pretty good base operating systems, but almost the entire app ecosystem is corporate spyware.