Worst possible fucking thing you can do is be scared of a CRT

If you're under stress then your heart is fast and your blood pressure is high and your palms are clammy and you are so, so, so much more conductive

I took 300v AC hand to hand right across the chest from a jukebox selector in my basement in winter in a chill mood and it didn't hurt anywhere close to the 50ishV DC I got from a pinball coil during grunty sweaty no-AC ReplayFX setup