"tengu_tool_pear": false,
Heat sensors, often installed in kitchens to avoid false alarms if you simply happen to burn the toast, generally sound when temperatures climb above roughly 50C.
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If the A* calculation for a shortcut (in Step 3) finds it's now impassable, or if its actual detailed cost is significantly different (e.g., 20%) from the pre-calculated shortcut value:
Waste art blurs lines between humans and nature