After session, I’m usually to remove the power cord, to avoid that me or someone else can stumble it and broken the unit
Doing this, in long period could create problems in terms of mechanical stress of the bamboo glass and damage it?"
No the power cord port is attached to the outer shell so unplugging and replugging does not impact the bamboo.
There is absolutely no problem with that, that is a very good practice in fact! We should add that to our best practices of what to do when you are done using your EVO.