S16 E58: Leona Hioki on INTMAX, ZK Rollups & Privacy

Leona Hioki is the CEO, co-founder & architect of INTMAX: a ZK rollup layer 2 that focuses on private payments, scalability, and low fees. In this episode, we talk about scaling & privacy tech for Bitcoin & what we can learn from Ethereum.

Time stamps:
00:01:17 -Introducing Leona
00:02:47 - Leona Hioki's Background
00:03:38 - Discussion on Past Podcasts and Zcash Pump Dance
00:05:00 - Privacy Trends in Crypto
00:05:26 - INTMAX Overview: Privacy, Scalability, Trade-offs
00:05:44 - Client-Side Validation and ZKP in INTMAX
00:08:22 - Comparison to Zcash and RGB
00:08:46 - INTMAX on Ethereum and Potential Bitcoin Integration
00:11:02 - INTMAX vs. StarkWare
00:14:15 - Stateless vs. Stateful Systems
00:15:05 - Evolution from Plasma to INTMAX
00:18:56 - Similarities to Lightning Network
00:19:47 - Market Dynamics of Ethereum L2s
00:20:25 - ZK Rollups vs. Optimistic Rollups
00:24:45 - Fragmentation in Ethereum L2 Ecosystem
00:26:19 - Role of Money and Base Outage Concerns
00:28:03 - Trade-offs in Decentralization
00:29:34 - Differences Between Rollups and Sidechains
00:32:42 - Bitcoin Script Limitations and ZKP Verification
00:35:18 - Cultural Issues in Bitcoin Upgrades
00:36:56 - Miner Revenue and Drivechains
00:41:58 - Bitcoin in Japan and Satoshi's Name
00:43:24 - Speculation on Satoshi's Identity
00:44:48 - Early Bitcoin Community in Japan
00:45:28 - Post-2018 Regulations in Japan
00:48:37 - Moving to Switzerland for Privacy Projects
00:50:55 - Amir Taaki's Experiences
00:52:37 - Japanese Society and Libertarianism
00:56:30 - Cryptography History and Crypto Wars
01:00:22 - Podcast Milestone and Hardware Wallets
01:02:38 - Trezor Safe 5 and Quantum Resistance
01:05:58 - Quantum Computing and Privacy Risks
01:08:06 - UTXO Model and Bitcoin's Design
01:09:48 - Satoshi's Intentions and Op Codes
01:11:57 - Bitcoin as Money Network, Not Just Digital Gold
01:14:21 - Monolithic vs. Modular Blockchains
01:17:07 - Drivechains and BIP Proposals
01:20:58 - Stateless Clients for Drivechains
01:24:23 - Zcash's Potential and Comparisons to Monero
01:27:52 - Future Scenarios for Zcash
01:30:57 - Zcash vs. Monero Market Focus
01:33:39 - Client-Side Validation for Zcash
01:36:27 - Interactions with Zooko Wilcox
01:39:47 - Proof of Work vs. Proof of Stake
01:46:16 - Fairness in Proof of Work
01:47:17 - Home Mining Devices
01:51:53 - Decentralizing Mining
01:53:05 - AML in INTMAX Privacy Mining
01:56:34 - Confidential Layers and Bridges
01:57:59 - Proof of Innocence in Privacy
02:00:04 - Replacing Centralized Exchanges with DEXs
02:00:48 - Uniswap and Decentralized Fiat Onramps
02:00:44 - Narrative on Zcash vs Monero Exchange Listings
02:01:04 - Zcash Listings on Major Exchanges
02:01:55 - Monero Listings and Volume
02:03:26 - Ranking of Exchanges
02:05:00 - Alternative Ways to Buy Monero
02:05:31 - Flashshift App for Swaps
02:06:34 - Zcash Support in Flashshift
02:07:15 - Zashi Wallet Features
02:08:00 - Planning Privacy Vampires Conference in Romania
02:09:58 - Vampires and Privacy Analogy
02:11:06 - Challenges of Privacy Conferences
02:12:22 - Interest in Visiting Romania and Japan
02:13:21 - Japan Recommendations and Metaplanet
02:14:15 - Japan vs Switzerland Bitcoin Culture
02:17:18 - Personal Story with Bitcoin
02:19:49 - Reactions to Bitcoin and Ethereum
02:22:27 - Bitcoin vs Ethereum Purposes
02:23:10 - Coin Distribution and Fairness
02:26:49 - Perfect System for Fairness
02:28:03 - Proof of Work Fairness
02:29:02 - Grin Fair Launch Example
02:31:07 - Premines and Dev Taxes
02:32:58 - Spreadsheet Coins and Competition
02:33:05 - Ethereum ICO Success
02:35:28 - Ethereum Competitors' Impact
02:36:50 - Zcash Dev Tax Benefits
02:38:20 - Issues with Scams in Premines
02:39:22 - Value of Experimentation
02:39:38 - Closing Remarks and Follows
02:40:55 - Thanks and Sponsors