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I didn't.
The founder is having legal issues as I type this so I'm unsure of those exchanges' future. So, I skipped those.

Etherdelta/Forkdelta is an unstoppable smart contract, as such the legal status of its creator is irrelevant to its continuity.

Bisq founders are not in any legal troubles that I know of and IMHO is a great way to trade anonymously.

Please be wary that although Shapeshift and Changelly are anonymous services they can engage in browser tracking and chain analysis so they are not privacy friendly.