Items dropped from a destroyed shulker box can be picked up instantly

Items that are dropped form a shulker box can be picked up instantly. Normally when you drop an item, you need to wait for a bit to pick it up.

To reproduce

1. Fill a shulker box with various items (type does not matter)

2. Stand directly above lava

3. Throw the shulker box into lava
   → ❌ You can pick up the contents of the shulker box immediately

Video