TipJar, a cryptocurrency micropayment service built on for ERC-20 tokens on the Ethereum blockchain network, is shutting down, The Block reports. A TipJar developer announced the news on Reddit on Sunday, saying that the service has lately received “very little activity.” “The TipJar reddit bot is being shut down immediately, so tipping other users on reddit is no longer possible,” said the developer, adding that the TipJar website will shut down on April 10, 2020.