in the future, btc eth and all crypto will be kyc only including stable coin. if your crypto not kyc, they will freeze your crypto.
only real privacy coin which is private by default on protocol level will fix this.
There was a journalist workshop years ago, and the lecturer who was formerly an interpol for cyber crime. He said Zcash is a broken OPSEC by design unless they remove the t-address pool. As a person with the same knowledge and experience, using Monero and Zcash, he will be more likely to get wrecked by Zcash than Monero.
t --> t
t --> orchard
t --> sapling
orchard --> t
orchard --> sapling
orchard --> orchard
sapling --> t
sapling --> orchard
sapling --> sapling
Only sapling –> sapling and orchard –> orchard are private. Other tx types will release metadata, allowing blockchain inspector to track them down using timing analysis and heuristic patterns.