# EOSC Community News #79 02/10/2020 - 02/16/2020 1\. EOSC Mainnet upgraded to v1.8.3. As of Feb 14th(UTC+9), more than two-thirds of the nodes have completed the version upgrade. 2\. EOSC Staking Campaign was launched on KuCoin, which supports EOSC users to participate in lock-up purchases from 20:00 on Feb 17th to Feb 18th(UTC+8). 3\. The 4th session of Secretariat of EOSC mainnet released an announcement of registration for the 5th session of the Secretariat, inviting community members to actively register to make contributions to the community. 4\. EOS ArcLight, the solution for EOSC light nodes customized for EOSIO is officially launched, which has good scalability and greatly reduces the difficulty of EOSIO development. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://eosforce-1.gitbook.io/eosc/latest-news-on-eosc-mainnet/eosc-community-news-79.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.