I think this your own standard that you have in place. Everybody doesn't operate like this.
Maybe we are getting to the root of your issue here. You've reached out to a potential client and they didn't bite. I agree, they're wrong as two left shoes. They should have responded to you, but don't let another's actions cause you treat everyone the same way.
And ain't nobody weeping about nothing on this forum. He asked a simple question. I'm JUST playing with you cause I don't feel like waiting on somebody to text me back IF they feel like it