S Technical Substratum Abram Cookson, Chief Information Officer It's here! We are pleased to announce the availability of our first release candidate for SubstratumNode Version 1.0.0! github.com/SubstratumNetwork/SubstratumNode/releases This RC1 contains nearly all of the functionality that will be in the final Version 1.0.0. SubstratumNode RC1 will allow you to experience the functionality of running a node along with sending and receiving tokens on the Ethereum Ropsten testnet. Downloads are available at: substratum.net/downloads/ Access our open source repository at: github.com/SubstratumNetwork/SubstratumNode

S Technical Substratum Abram Cookson, Chief Information Officer A summary of Friday's Show & Tell meeting is now available at: substratum.net/show-tell/2019-07-19/. Features completed this week include: - Use Default Fixed Service Rate pack Consistently and Pervasively - Provide better CLAP CLI help for -clandestine-port and -neighbors - Blockchain Pay Bills Bug Fixes: - Correct handling of wallet password from GUI - Consuming private key into database - Windows SubNode CLI doesn't print out anything Show and Tell consists of the following - Strategic Milestones the team is currently focused on - Tactical Milestones the team is now working on - Tactical Horizon items we will begin weaving in soon - Summary of SubstratumNode RC1 remaining work - Capacity Utilization (% of planned, tech debt, and unplanned) Show & Tell: July 19, 2019 – Substratum The development team has been tweeting about features going to production almost daily to the open source repositories (Node &... substratum.net

S Technical Substratum Abram Cookson, Chief Information Officer A summary of Friday's Show & Tell meeting is now available at: substratum.net/show-tell/2019-07-12/. Features completed this week include: - Recover wallet from mnemonic phrase - GUI financials view Tech Debt - Implemented Clippy for Node Bug Fixes: - Fix Windows DNS Utility issue Show and Tell consists of the following - Strategic Milestones the team is currently focused on - Tactical Milestones the team is now working on - Tactical Horizon items we will begin weaving in soon - Summary of SubstratumNode RC1 remaining work - Capacity Utilization (% of planned, tech debt, and unplanned) Show & Tell: July 12, 2019 – Substratum The development team has been tweeting about features going to production almost daily to the open source repositories (Node &... substratum.net

S Technical Substratum Christian Pope, Chief Marketing Officer Friday's Show & Tell is now available: substratum.net/show-tell/2019-07-05/ Doing: • SubstratumNode & Network v1.0.0 RC1 • Usability & GUI Updates • Routing & Node intelligence • Monetization • Blockchain Services Done for RC1: • v1.0.0 Performance testing and improvements • Node Hardening • RC1 Critical Fixes • SubstratumNode internal data format versioning • Network Self Healing • Node Encryption SubstratumNode's latest release: substratum.net/downloads/

S Technical Substratum Abram Cookson, Chief Information Officer A summary of Friday's Show & Tell meeting is now available at: substratum.net/show-tell/2019-06-28/. Features completed this week include: - Release 0.4.8 Tech Debt - Write logs with closures and macros, not functions - Make logs consistent Bug Fixes: - Proxy Client timeout charges for 0-byte Show and Tell consists of the following - Strategic Milestones the team is currently focused on - Tactical Milestones the team is now working on - Tactical Horizon items we will begin weaving in soon - Burn-up progress of SubstratumNode - Capacity Utilization (% of planned, tech debt, and unplanned) Show & Tell: June 28, 2019 – Substratum The development team has been tweeting about features going to production almost daily to the open source repositories (Node &... substratum.net

S Technical Substratum Abram Cookson, Chief Information Officer Substratum Node Version 0.4.8 is now available for download at: substratum.net/downloads. This version includes the following bug fixes and features: -Node UI Shows IP Lookup Error -A GUI Configuration Menu -Start Accountant on its Own Thread -Support HD Wallet Addresses -Substratum Base Version Number -Properly Stop Introduction Chains -Make Log Formats Appropriate and Consistent -Handle TCP Stream Shutdowns Properly Detailed release notes are available on our Github repo: github.com/SubstratumNetwork/SubstratumNode/releases

S Technical Substratum Abram Cookson, Chief Information Officer A summary of Friday's Show & Tell meeting is now available at: substratum.net/show-tell/2019-06-21/. Features completed this week include: - Substratum Base Version Number - Replace initialization page with system settings - Support HD Wallet Addresses - Node doesn’t Handle 10th Node introductions correctly Bug Fixes: - Node performance is not good enough for v1 - Node GUI IP field shows HTML content when error 503 Show and Tell consists of the following - Strategic Milestones the team is currently focused on - Tactical Milestones the team is now working on - Tactical Horizon items we will begin weaving in soon - Burn-up progress of SubstratumNode - Capacity Utilization (% of planned, tech debt, and unplanned) Show & Tell: June 21, 2019 – Substratum The development team has been tweeting about features going to production almost daily to the open source repositories (Node &... substratum.net

S Technical Substratum Abram Cookson, Chief Information Officer A summary of Friday's Show & Tell meeting is now available at: substratum.net/show-tell/2019-06-14/. Features completed this week include: - Secure Node Encryption (Make It) - Secure Node Encryption (Use It) - Log instead of panic when blockchain URL is needed - Remove Node privileged usage for CLI help and version - Release v0.4.7 Bug Fixes: - Node fails to download large files - HTTPS Requests causes the network to choke Show and Tell consists of the following - Strategic Milestones the team is currently focused on - Tactical Milestones the team is now working on - Tactical Horizon items we will begin weaving in soon - Burn-up progress of SubstratumNode - Capacity Utilization (% of planned, tech debt, and unplanned) Show & Tell: June 14, 2019 – Substratum The development team has been tweeting about features going to production almost daily to the open source repositories (Node &... substratum.net

S Technical Substratum Abram Cookson, Chief Information Officer A summary of Friday's Show & Tell meeting is now available: substratum.net/show-tell/2019-06-07/ Features completed this week include: - Stop sending useless introductions via gossip - Generate BIP39 master seed with mnemonic phrase via CLI The latest release is available here: substratum.net/downloads/ Our open source repository is always available at: github.com/SubstratumNetwork