I didn't say anything about protect mode and the URL you included mentions Windows 2.1, which was NOT a commercial success. But Windows 3.0 was the first time t

I didn't say anything about protect mode and the URL you included mentions Windows 2.1, which was NOT a commercial success. But Windows 3.0 was the first time that traction was truly gained in the market. That they added protected mode was great, but that didn't directly affect the MS Office juggernaut.