The international group of donors does not need to give up any personal data to read a tweet and decide to deposit some of their tokens into a crowdfund contract.
https://developer.twitter.com/en/docs/twitter-for-websites/p...
> What information does Twitter collect through Twitter for Websites and how is that information used? When you view Twitter content or Twitter products integrated into other websites using Twitter for Websites, Twitter may receive information including the web page you visited, your IP address, browser type, operating system, and cookie information. This information helps us to improve our products and services, including personalized suggestions and personalized ads.
The OP is probably talking about personal data such as mass collection of users photo ID, passport, email address, home address, full legal name and gender, telephone number, date of birth. In a standard non-blockchain crowdfund, these are the sort of things each donor would need to first share with PayPal Holdings Inc. - or a similar company - in order to have their donation fulfilled.
The point is that in such an unrealistic hypothetical, crypto is a very small concern.
there are many users who would be happy to have systems of value transfer that don’t require routing all value and personal data through a central US company.