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Stellar developers discussed CAP 42, a protocol proposal for multi-part transaction sets that enables different fee structures based on transaction composition. The mechanism aims to reduce failed arbitrage trades and spam by allowing validators to isolate transaction subsets into separate fee lanes.

SDF Q4 2021 recap: 10 new anchors joined Stellar, Enterprise Fund invested $80.25M in 8 companies, Stellar Community Fund awarded $4M to 31 winners. Network processed 2B+ operations in 2021, payments grew 211% YoY. Protocol 18 enabled AMMs; MoneyGram pilot launched; smart contracts coming in 2022.

Jake from SDF discusses how Stellar Ecosystem protocols have evolved to support real-world use cases including custodial accounts, wallet identity verification, and off-chain liquidity through standards like CEP10, CEP24, CEP6, and SEP38.

Billy Grunas from the Stellar Development Foundation presents an overview of blockchain technology, Bitcoin's proof-of-work mechanism, and Stellar's focus on fast, low-cost payments infrastructure with support for stablecoins, CBDCs, and financial inclusion.

Tyler Vanderhoeven from the Stellar Development Foundation presents Stellar Turrets, a decentralized transaction creation and signing protocol that enables DeFi applications on Stellar by removing the need for centralized intermediaries to control accounts.

Ji Sun from Vibrant discusses the wallet's KYC journey, comparing SEP24 (hosted deposit/withdrawal) with SEP12/SEP6 (custom KYC UI). Vibrant switched to SEP12/SEP6 for better user control, clearer branding, and improved analytics, achieving 10-second average KYC verification times.

Lee McCulloch and Alex Sharbena from the Stellar Development Foundation presented Starlight, a layer-2 payment channel protocol enabling millions of transactions per second off-chain while maintaining security through CAP-21 and CAP-40 protocol upgrades.

Stellar Development Foundation CEO recaps Meridian 2021 conference, highlighting 829M in transaction volume, Protocol 18 AMM launch, six new cross-border payment corridors, and 70M in Enterprise Fund investments across 11 companies. 2022 strategy focuses on utility, participation, ecosystem growth, inclusion, and policy impact.

Marta Lakova explains StellarCore's architecture, covering the consensus protocol, ledger state management, and how data flows across the Stellar network. The presentation details how StellarCore maintains distributed agreement on transactions, closes ledgers every five seconds with finality, and enables new nodes to catch up via history archives.

Eric Saunders from the Stellar Development Foundation discusses Horizon's evolution from 2015 to present, covering the ingestion rebuild in v1.0, the Captive Core innovation in v2.0, and future scaling plans including tiered data storage and federated search.

Jeff Ramsire presents SpeedX, a scalable batch-based DEX design that eliminates front-running, optimizes liquidity across asset pairs, and enables parallelizable transaction processing. The system could integrate into Stellar to support efficient cross-border payments at scale.

George from SDF's Horizon team demonstrates how to use Stellar SDKs by building a game that decodes XDR transactions, claims claimable balances, and streams payments as incoming attacks. The talk covers the three-layer SDK abstraction pyramid: cryptography/XDR, transaction building, and Horizon API querying.

MojoFlower demos Kallix, a Stellar-based platform enabling small and medium businesses to issue and manage shares on the blockchain. The system integrates government databases, provides share templates with CFI standardization, and includes a Flora smart contract marketplace for advanced transactions.

Tomer Weller outlines Stellar's 2022 tech strategy, highlighting three priorities: layer one scalability targeting 5,000 TPS via SpeedEx, cryptocurrency bridges to other ecosystems, and trust-minimized innovation. The network achieved 99% ledger closure within 7 seconds and AMMs reached $14M in liquidity within two weeks of launch.

A panel debate on stablecoins versus CBDCs featuring experts from Circle, Stablecorp, BIT, and the Atlantic Council, exploring financial inclusion, privacy, regulation, and whether both can coexist in the digital currency ecosystem.

Enterprise leaders from Finclusive, AirTM, and Bitso discuss regulatory trends, liquidity gaps, and use cases for blockchain payments in Latin America and emerging markets at Meridian Conference.

Austin Rice and Marta Lakova from the Stellar Development Foundation deliver a technical deep dive into how Stellar works, comparing its federated Byzantine agreement consensus to Bitcoin and Ethereum's proof of work, then demonstrate asset issuance on the Stellar testnet using Stellar Laboratory.

SatoshiPay's Torsten presents Pendulum, a blockchain connecting fiat to DeFi via Stellar. Pendulum brings smart contracts to Stellar, enabling AMMs, yield farming, and cross-chain asset transfers between Stellar and Pendulum.

Ada Vaughn from the Stellar Development Foundation explains how Stellar enables financial inclusion through tokenization, asset issuance, wallets, and cross-border payments. She covers use cases including NFTs, securities trading, stablecoins, CBDCs, and remittances, highlighting partnerships with companies like MoneyGram, D-Stock, and RealtyBits.

Panel discussion on Stellar's growth trajectory featuring leaders from Settle Network, Liquid Group, SatoshiPay, and Securrency debating the network's focus on remittances versus broader use cases, DeFi adoption via Protocol 18 AMMs, and scalability challenges.

Panel discussion featuring CEOs of Tribal Credit, Wire, and Tala discussing their strategic investments from Stellar Development Foundation and how they're building fintech-crypto solutions for emerging markets.

Jed McCaleb and Danelle Dixon discuss Stellar's competitive strategy, recent achievements like USDC integration and MoneyGram partnership, regulatory engagement, and future use cases including gaming and cross-border payments at the Meridian conference.

Three Stellar Community Fund recipients discuss their projects: Light Mint (NFT marketplace for artists), Leaf Global FinTech (cross-border wallet for refugees), and Script3 (DeFi protocol with Yield Blocks). They share how SCF funding enabled growth and offer advice for future applicants.

Stellar Protocol 18 launched with AMM functionality built at the protocol level, enabling automated market makers that democratize liquidity provision. Two weeks post-launch, the network has 1,500+ liquidity pools, $13M+ in total value locked, and spreads on key pairs like ARS/USD have tightened to 1%, improving cross-border payment costs by 33%.