How someone handles feedback speaks volumes to their character — and if I venture, worldview at large too. Typically “victims” or those who can’t do any wrong have very predictable views on other areas of life, as @SimpleStacker also suggested 

birdeye21

bitcoin

How good is your 'sus' radar? What RED FLAGS do you tend to notice?

I don't know if my sus radar is very good. 

I have become pretty good at detecting weak egos however. It's not too hard to spot them though because it mostly shows up in how a person responds to new truths - especially ones involving themself.