Most of the 100 million personal computers in use today run with Microsoft's MS-DOS operating system. In the construction industry, where upwards of 80% of the businesses are computerized, or at least have tried to computerize, it's not uncommon to hear about builders who bought systems and never used them, or who under-use their machines, letting them sit idle when not being used for one specific task, like payroll or word processing. In my opinion, the reason for this state of affairs is the DOS prompt, that ancient and cryptic command line symbol. These days, however, contractors don't need to do DOS. Don't get me wrong. I'm not saying DOS is dead — at least not yet. All of the powerful
