Good article. The Pz III was a little late for the campaign in France where PZ I and II dominated.
The best tank the Germans had at the time was the Czech 38T with a 37mm gun.
The author is correct about the PZ III being active up until the end of the war in Norway. Below is a video of Pz forces surrendering in Norway. They look to have PZ III J's or L's for anti-armor and PZ III N's with short 75s for anti infantry work. The light, versatile platform was ideal for the far north environment. Side note: the Panzertruppen discipline is impressive even in defeat.
While a child in the late 60's and early 70's, we played board games to pass the time. Several of them where the Avalon Hill board games of WWII. These games were based on historical events. Panzerblitz and Panzerleader.
The game designers used historical events, units, and maps to play out the events. Panzerblitz was the Germans against the Russians while Panzerleader fought against the allies. Talk about learning history, you gain an insight into what it was like. Midway was almost impossible to defeat the Japanese.