risk/reward. If someone dox a witness and those fears Sanctions around the world ( swift for example) it could be big pain.
What is needed is anon funds + anon witness server ( semi anon).
Like the election goes to multi-hand ( like proxy) or hides some % of votes.
Not important today. But maybe in the next years to be a real uncensorable web3 foundation.
And it could only work with "possible" anonymity. Even if not used.