This behaviour is probably what amazed me most when I was a founder in San Francisco ~20 years ago. It’s been gradually spreading to Paris and that’s a very good sign.https://twitter.com/mwseibel/status/1024315791385055232 …
I cannot speak to other parts of the world, but this certainly exists in the traditional consumer packaged goods industry as well. I've also read about it in others. People who are successful are most thankful for those who helped them when they were not.