fan_file /proc/acpi/ibm/fan
-temperature_thresholds 0,52,54,56,58,60,62,64,68:full-speed
+# Super-safe
+#temperature_thresholds 0,52,54,56,58,60,62,64,68:full-speed
+
+# Silent (and probably safe enough)
+temperature_thresholds 0,56,62,65,68,70,72,74,76:full-speed