# Insights & thoughts from the Blnk team [Build](https://blnkfinance.com/blog/build) [Operate](https://blnkfinance.com/blog/operate) [Product](https://blnkfinance.com/blog/product) [Guides](https://blnkfinance.com/blog/guides) [Videos](https://blnkfinance.com/blog/videos) Search articles and videos × Search ## Videos Videos on building and operating ledger-based financial systems. - [  Videos ### The Hot Account Problem: Keeping Ledgers Correct Under Heavy Contention | Jerry Enebeli | SysConf26 October 23, 2026 ](https://blnkfinance.com/blog/the-hot-account-problem-keeping-ledgers-correct-under-heavy-contention)