On the other hand, this might require an overhaul that the company can't afford. Retooling is not cheap. In many cases, you have to redesign in place, so that o

On the other hand, this might require an overhaul that the company can't afford. Retooling is not cheap. In many cases, you have to redesign in place, so that only progressive changes are possible. Much has been written about failed overhauls. Even a great idea can fail because it's hard to run an old system and its replacement at the same time.