Gone are the times when photographers had to take several shots of an image and develop them to find out if a fine or even perfect image was taken. Several photographers of this art form refer to this technique as "trial and error". Nowadays, there are a numbers of photographers who have decided to shift from regular point and shoot and old SLR models to digital ones. Through DSLRs, they can get more time to concentrate in taking those great pictures since images that are not par with their standards can simply be deleted away.