Probably never. Ruger will eat their lunch.
Maybe. With todays modern steels it is perfectly possible to build an exact reproduction of the Colt single action that could handle the pressure of Buffalo Bore loads or be chambered for .454 Cassul without going to the Ruger Fatboy design.
So9
Besides, it's those nasty high speed, stealthy, single action, assault weapons that causes all of the crime, famines, earthquakes, tsunamis, hurricanes, thunder storm electrocutions, and volcano eruptions on the planet. /sarcasm