That's really a figment of IDC's decision to count Microsoft Windows tablets and 2-in-1s as tablets when the tablet format is usually more incidental than essen

That's really a figment of IDC's decision to count Microsoft Windows tablets and 2-in-1s as tablets when the tablet format is usually more incidental than essential. (1) It also means that IDC's PC industry numbers are also misleading. If somebody buys a Windows 2-in-1, that gets counted as a tablet and not counted as a PC. This makes the PC market decline look worse than it really is. (1) "Pure" Windows tablets -- ones with ARM chips that didn't run traditional x86 software -- crashed and burned.