Conversely, what's the best token to hold if I believe ZK-Rollups are the ultimate scaling solution?

We ask the same underlying question in different ways.

• Conversely, what's the best token to hold if I believe ZK-Rollups are the ultimate scaling solution?
• I'm bullish on zero-knowledge technology. What's the best token for a ZK-Rollup project?
• I'm convinced ZK-Rollups will dominate scaling, so which tokens should I buy to get exposure to that?