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Ethereum Push Notification Service (EPNS) emerged from the Indian startup scene in 2020. It's a decentralized notification protocol that enables DApps to send push notifications to Ethereum wallet users. EPNS also provides incentives to users that opt-in for push notifications, creating the possibility for an ecosystem communities around topic-centric channels.We are joined by Harsh Rajat, Project Lead and Co-founder of EPNS. We chatted about why and how the protocol was built, its technical structure, the purpose of incentivizing users to receive notifications, and how they tackle spam.Topics covered in this episode:Harsh's background and how he got involved in cryptoThe beginning of Ethereum Push Notification ServiceThe design patterns considered when building EPNSWhat is a decentralized push notification service?Unique use cases that could benefit from DeFi push notificationsThe structure of the protocol and how it actually worksThe purpose of incentivizing users to receive notificationsThe Spam Score - how EPNS filter spamHow EPNS plan to onboard and incentivize wallets to integrateEpisode links: EPNS websiteEPNS appWhitepaperEPNS on TwitterHarsh on TwitterSponsors: 1inch: Discover the best rates and most efficient swapping routes across leading DEXes. Optimize on gas cost and execute DeFi trades faster with 1inch V2 - https://epicenter.rocks/1inchThis episode is hosted by Sebastien Couture & Sunny Aggarwal. Show notes and listening options: epicenter.tv/377