You cannot convince people to buy something because you want them to, you have to focus on their problems.
People buy Bitcoin because it solves their "melting ice cube" problem and makes their number go up.
What problem do privacy coins solve and how to we have to improve the UX in order to get more users?
The bigger issue is around maintaining your value while using privacy solutions.
If I have to compromise SoV in order to achieve better privacy, then in most situations I'll choose SoV.
Layer 2 & 3 privacy solutions trade security (3rd party risk) for this privacy. A small security trade-off is more tolerable than changing the denominator entirety.
