# announcements

Noah K

08/06/2020, 8:54 PM
n00b question: I'm looking at moving from a weirdo homegrown tool to Dagster and trying to understand launchers vs executors. The docs explain them well but I'm still not sure why I want a launcher. We are planning to use the celery executor to get some durability in case the executor itself crashes or is lost. With that executor, do I still need a launcher?