To expand on your point: a difference of 0.5 degrees Celsius is almost exactly a difference of 1 degree Fahrenheit (really 0.9). So, indeed, a thermostat that c

To expand on your point: a difference of 0.5 degrees Celsius is almost exactly a difference of 1 degree Fahrenheit (really 0.9). So, indeed, a thermostat that can be set to half-degrees Celsius is roughly equally useful as one that can be set to full degrees Fahrenheit.