Why was the Ottoman state quickly revived after being defeated by Timur?

Why was the Ottoman state quickly revived after being defeated by Timur? What other states, defeated by Timur, were reborn after his death?

After the defeat by Timur, only the Golden Horde and the Ottoman Empire were revived. Both of these states had the simplest, and therefore self-healing structure: a monolithic military estate and unorganized tributaries (cattle breeders in the possession of the Horde, farmers in the power of the Ottoman sultans).

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