Marking the centenary of the Italian Airforce -- on battery power only. At times like this, I'd love to go back in time and see Lord Kelvin's (William Thomson, 1st Baron Kelvin) face after telling him that, in the year 2023, I lack the thermodynamic capability to prepare a hot morning beverage, yet can easily engage in wireless conversations over intercontinental distances. #IQ0PG #VA2WBT #icestorm #Montreal