Is aligning months and days of the week to the same time every year a good thing? There are benefits for things like accounting, logistics/scheduling, standard

Is aligning months and days of the week to the same time every year a good thing? There are benefits for things like accounting, logistics/scheduling, standardizing periods for better comparative analysis, etc. Such systems are already in common use (though the extra day of the year does create a wrinkle): http://en.wikipedia.org/wiki/4-4-5_calendar http://en.wikipedia.org/wiki/4-4-5_calendar