The tone of some of the things said can really be off-putting.
“bruited by folks on the forum without much evidence of anything” is not only intimidating (for example) it also says to those less-confident in themselves that you judge what “evidence” they may provide rather harshly.
When looking at the beta threads, the following is most likely the most challenging for people to understand and not take in a threatening manner:
Older threads had something else in it but I can’t recall what it is that I would have changed at this moment.