# Switch to agent mode
Unexpected errors should use ERROR or FATAL log messages because they indicate a real problem. At best, they indicate an incorrect assumption. At worst, there’s a serious bug somewhere.
。关于这个话题，WPS下载最新地址提供了深入分析
We recently released an open-source Clojure implementation of Roughtime, a protocol for secure time synchronization with cryptographic proof.
Treyarch & Raven Software & Activision