It was Firefox, and to a lesser extent Safari, that initially calved into IE. While Chrome did indeed strike the fatal blow, it came a little later into fight.

It was Firefox, and to a lesser extent Safari, that initially calved into IE. While Chrome did indeed strike the fatal blow, it came a little later into fight. You also missed the GPs point, the reason Microsoft could be “sleepy dormant” on the web was because they had already won the browser wars and because the dominant platform for a decade. And that wasn’t by accident, it was very much a strategic move to conquer the browser market.