
✞ • perpetual optimist & zk maxi • @presto_labs @okx • lagree enjoyer • posts on digital assets and my random interests • 25 y/o
SG
Joined May 2020
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Can zcash:native actually verify it's own money as privacy coin?
We are so far along to the ultimate privacy protocol, but zcash gave it's decent start.
But why privacy coin hunters are dumping zcash:native beyond the claude opus 4.8 critical vulnerability expose?
1. The anonymity set is small, which directly weakens the protocol
People assume strong proofs equal strong privacy. They do not. Privacy is a function of the math AND the crowd size. zk-SNARKs give you perfect unlinkability inside the shielded pool, but unlinkability only means "you cannot be distinguished from the other people in the pool." If the pool is small or low-activity, the set you are hiding in is small.
Concretely: roughly 30% of ZEC supply was shielded as of 2025. But supply shielded is not the relevant number. What matters for privacy is transaction activity, how many shielded-to-shielded transactions are happening in the same time window as yours. A large dormant shielded balance gives you almost no cover, because cover comes from concurrent activity, not stored value. If only a handful of shielded transactions clear in the window around yours, an analyst is correlating across a tiny set. The math says you are anonymous. The usage says you are one of five. ZEC cannot fix the anonymity set by improving the cryptography, because the cryptography is already excellent. It can only fix it by driving real shielded usage up, and it has failed to do that for nearly a decade. The potential weakness is on demand side.
2. Optional privacy poisons as the default
When privacy is opt-in, using it becomes a signal. On Monero, everyone is private, so being private tells an observer nothing. On Zcash, choosing to shield marks you as someone who wanted to hide something, within a minority of users who do. The act of opting in is itself information.
This produces a perverse dynamic. The more sensitive your reason for wanting privacy, the more your use of the rare feature stands out against the transparent majority. Optional privacy means the privacy-seekers self-select into a smaller, more conspicuous group. Monero's mandatory model dissolves that signal entirely. Zcash's optional model concentrates it. The feature that is supposed to protect you also flags you, because most people around you are not using it.
3. The shielded boundary leaks by design
Most ZEC value needs to touch the transparent world. Exchanges deposit and withdraw transparent. Most wallets, most liquidity, most on-ramps are transparent. So value flows in a pattern: transparent, shield, do something private, unshield, transparent again.
Every shield and unshield event is visible on-chain with an amount and a timestamp. The shielded middle is private. The two ends are not. This creates correlation attacks. Shield 12.7 ZEC at 14:02, and an unshield of 12.7 ZEC appears at 14:40, a chain analyst has a linkage hypothesis. With low pool activity (see point 1) these hypotheses get strong fast, because there are few other transactions to create ambiguity.
This is structural because the protocol cannot close it without forcing all activity shielded, and it deliberately refuses to do that, because mandatory privacy is exactly what triggers delistings. So ZEC keeps the leaky boundary on purpose. The leak is the price of regulatory survival. It is not a bug they will patch. It is a design they chose.
4. The shielded pool sacrifices supply verifiability
This is the deepest one and the one this week made it concrete. A transparent chain lets anyone verify total supply matches protocol rules. A shielded pool gives that up. You cannot see the amounts, so you cannot confirm the amounts sum correctly.
For years this was a theoretical tradeoff. The Orchard bug converted it into a live liability. A soundness flaw let counterfeit ZEC be minted inside the pool with no on-chain trace, and because the pool hides amounts, there is no cryptographic way to prove after the patch whether it happened. The privacy did not just fail to help here. It is the specific reason the question is unanswerable. On Bitcoin, a counterfeit bug would leave a supply discrepancy anyone could check. On ZEC, the privacy guarantee erases exactly the evidence you would need.
So the structural compromise is this: privacy and provable integrity are the same axis pointing opposite directions. You cannot maximize both. Every unit of privacy ZEC provides is a unit of supply-verifiability it gives up. Most of the time nobody notices. When a soundness bug appears, that abandoned verifiability is precisely what you cannot get back.
If the team executes on the NU7 roadmap, faster blocks (75 seconds down to 25), and the Zashi and NEAR Intents UX improvements that are already moving real cross-chain volume into shielded ZEC, the set can grow.
At this moment, adoption is the only variable that matters, and it is the one thing within their control. They have not cleared it yet, but it is clearable, and unlike the regulatory and verifiability tensions, it does not require them to abandon what makes ZEC, ZEC.
Еlena retweeted
Pure childhood wonder and curiosity.
A sunbeam isn’t just light for him, it’s a mystery to reach for, explore, and catch with tiny fingers. Before the world teaches us to stop asking “why?”, kids remind us how extraordinary the ordinary can be.
Stay curious stay childlike.
Pure childhood wonder and curiosity.
A sunbeam isn’t just light for him, it’s a mystery to reach for, explore, and catch with tiny fingers. Before the world teaches us to stop asking “why?”, kids remind us how extraordinary the ordinary can be.
Stay curious stay childlike.
Еlena retweeted
What makes $BTC interesting is that after a period of getting consistently smoked because of capital rotation in semis or AI, it can always frequently enters a phase where it rallies independently of other asset classes.
I guess that’s equities vs digital assets for us (yeah baby)
What makes $BTC interesting is that after a period of getting consistently smoked because of capital rotation in semis or AI, it can always frequently enters a phase where it rallies independently of other asset classes.
I guess that’s equities vs digital assets for us (yeah baby)
Еlena retweeted
Fun fact of the day: Bitcoin mining cost is split about 50/50 between compute capex and electricity. Meanwhile, AI inference is almost completely dominated by compute capex.
IHSG down -10% worse than KOSPI yesterday reminds me why I would never invest in consistent, underperforming index, translated as "uninvestable country"
This isn't a long, boring @token2049 takeaway, but most allocators in the space are looking to allocate 60% of their funds to tokenized stocks and commodities, commercial RWAs, and curated vault products with short-term lockups. Many are still navigating how 2027–2030 will unfold due to macro uncertainty.
Consumers, on the other hand, are moving into selected venues for perps and prediction markets. I hypothesize that only roughly 30–40% of available crypto capital is going towards both. Overall, institutions and retail are getting conservative. I managed to avoid memecoins conversation at all costs 👌
It's all interconnected.
Perps venues, if done right, can actually host the remaining two products, giving you the best of both worlds. This allows you to be conservative while capitalizing on occasional catalysts or short-term-driven trades <3
Terrible, unnecessary societal pressure built from early years of life.
It’s parents job to work to death for their kids and introduce investing when they’ve developed clear view on money. I stand by that.
They need to childhoodmaxx and enjoy doing silly things outdoors, not glued to their parents leveraged brokerage accounts, they shouldn’t even know how much their parents lost.
Еlena retweeted
I have just digged into the rabbit hole of Ledger (was not panicked mid week because not a Ledger user) but it's insane that everything is timed during token 2049.
This morning alone, I blocked 4 TG accounts of my old acquintances that I presumed have been hacked by DPRK, shot me an usual "been quite a while, let's catch up *insert calendly link*"
We need better OPSEC. I can't believe some people still use Telegram for sensitive deal sharing info and even drafts on agreement etc.
I've raised this. I have no words left.
Kalimantan, known as Borneo, is in fact the third largest island in the world.
It hosts many endangered species such as orangutan mammals, sun bear, clouded leopard, even rafflesia flower.
At the moment, 70% of the forest is currently BURNING and animals inside are currently dying and rescue doesn’t seem to be feasible.
It’s not exposed enough. 💔
I have just digged into the rabbit hole of Ledger (was not panicked mid week because not a Ledger user) but it's insane that everything is timed during token 2049.
This morning alone, I blocked 4 TG accounts of my old acquintances that I presumed have been hacked by DPRK, shot me an usual "been quite a while, let's catch up *insert calendly link*"
We need better OPSEC. I can't believe some people still use Telegram for sensitive deal sharing info and even drafts on agreement etc.
In addition, more precaution by separating your work and personal Telegram.
These guys learn what you post and role so it's better to tone things down as little as you can and you can refuse to exchange contact if you feel the other person is quite untrustworthy. I've done it once.

















