The plight of those who do not live under strict privacy laws
blobfox.coffee
blobfox.coffee
And users can install plugins to always deny as much of them as possible, or delete them after closing the tab.
Everyone has a different threat model; but it should be up to us to decide what we want rather than not having the choice.
Facebook did ignore my request and months later sent me a email to download data where I would have to login to my already deactivated account...
I've had a few companies ask me for a government issued ID for proof of residence within the EEA or in California; that's just horrible behavior from every perspective.
I guess it's often not malice, but rather "we have no clue in which SaaS we might have your personal data, don't want to drop everything for a week in order to figure it out and simply hope that you won't sue us if we don't reply".
So if you want to screw over an early stage startup:
1. Buy their product, use everything on their website where you can leave your personal data (newsletter, chatboxes, send an email,...). Document the requests that are made. 2. Request your data according to GDPR. Preferably by mail. 3. Take a lawyer and sue them if you find any inconsistencies. 4. Rinse and repeat until they've either fully automated the process or are out of business.