Why is Jackie Robinson selling beer? Why not?

Ian Fraser Kilmister, the heavy metal icon better known as Lemmy, was recently the star of a milk commercial in Finland. Fred Astaire once pitched for Dirt Devil by dancing with a vacuum. Humphrey Bogart, James Cagney and Louis Armstrong teamed up to sell Diet Coke. For each of them, death was no obstacle to starring in a commercial.
So, what’s the problem with Jackie Robinson scoring a run in a Budweiser ad?
That’s been a burning question for a couple weeks since a Spike Lee-di