All of the core.async operations having blocking versions (eg. >!! vs. >!) which means you can use your own threads/thread pools for any work, if needed. Basica

All of the core.async operations having blocking versions (eg. >!! vs. >!) which means you can use your own threads/thread pools for any work, if needed. Basically, you create your own threads instead of using go blocks and then use the blocking operations, >!!, <!!, alts!!, alt!!, etc.