Noctua (the PC fan company) is suggesting you use fans to increase convective heating from household radiators.
<br /><a href='https://noctua.at/en/active-radiator-ventilation-benefits-and-efficiency
'>https://noctua.at/en/active-radiator-ventilation-benefits-and-efficiency
</a><br />I don't _think_ this was published on April 1st...