I read all three maxklein posts in question. To me the issue is not in testing, marketing or conversions. It is embedded in the subtext of comments like this:

I read all three maxklein posts in question. To me the issue is not in testing, marketing or conversions. It is embedded in the subtext of comments like this: > ...unimportant people with low follower counts. This shows a fundamental lack of respect for people who choose to give you their time and attention. You worked to get my attention. Don't turn around and insult me. Publicly.