^ True, the experience should not be gotten without education first. With higher powers easily accessible to novice laserists than when you and I started, there are no second chances.
Safety has less to do with the lasers parameters than the wise operation from it's owner. Laser safety unfortunately comes down to experience and education. Stay safe!
Very impressive machine you built there!
In the future will anyone boot up DOS on a quantum computer just for fun? :D
Can't imagine what the ROI would be on a typical entry level quantum machine.