[TAForObvReasons]

There are two possibilities: either this is a storm to be weathered or an existential crisis.

In the former, cutting run-rate is important but you also need to look at the aftermath. Firing people now hurts you later on when the storm clears, whereas cutting Slack and switching to open source self-hosted alternatives is a cost savings that won't impede the future growth. Obviously cutting slack won't save a company with zero revenue.