Daylight saving time (DST)—also called summer time is the practice of advancing one hour the clocks during the summer period, in order to extend the sunlight in the afternoon and reduce it in the early morning. The modern society operates on the basis of “standard time” (e.g. work, school, transport…) rather than the “solar time”, however in non-equatorial regions the total number of hours of sunlight in a day vary a lot during the year.
Often the choice of software or platform software catches us unprepared and we tend to try the most expensive or the most famous software, or we trust the opinions of a colleague or the choices made by other well known companies. Alternatively someone rely on the consultant of the day who usually tends to show the best of his product and to hide the dark sides that so cleverly his company will settle with a certain ad hoc development of course not cost free.