“The Ice Hole: A Cardboard Comedy” at Edinburgh Fringe 2023
**** (out of 5) Olivier Martin-Salvan and Pierre Guillois would’ve been movie stars in the silent era a century ago. They evoke more than a bit of Laurel and Hardy, but with even starker contrasts. In this contemporary duo, this Ollie (Martin-Salvan) does most all of the talking while sitting …