clearstream
(He, Him)
Oh, I see... and you don't just automatically read it as any, as I would. Curious.A period of fighting and a period of casting spells are certainly defined. What is not defined under your interpretation is how long of a period of those activities is sufficient to satisfy the conditions for disrupting a long rest.
We must say how much walking, because otherwise it would be any: I believed that was obvious, and mistook your objection!