This is simply incorrect. These other industries are just as bad, and widely understood to be so. I don't think you actually need to look very hard to find evidence of this.
One thing that does define a difference between SV and at least Wall Street is that fast growth startups tend not to have put proper HR processes in place fast enough, which can create an environment in which harassment is easier.
One thing that does define a difference between SV and at least Wall Street is that fast growth startups tend not to have put proper HR processes in place fast enough, which can create an environment in which harassment is easier.