They aren't orthogonal.

If you invested in the company, you are a part owner.

If you are part owner, you deserve to have access to any company internals.

So i buy one share of stock in a company and now I have access to all the internals? Can i go onsite and demand meetings?

What do you think that due diligence is?

Its literally a company opening up its internals to reassure a potential investors about the tech.